Home / 22,460,658.75-30,995,709.05-12,147,381.83

Finding the Fourth Proportional to 22,460,658.75, 30,995,709.05 and 12,147,381.83

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Solution

The fourth proportional to 22,460,658.75, 30,995,709.05 and 12,147,381.83 is: 16,763,386.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,460,658.75 : 30,995,709.05 = 12,147,381.83 : x
  2. Step 2: Convert to fraction form
    22,460,658.75/30,995,709.05 = 12,147,381.83/x
  3. Step 3: Cross multiply
    22,460,658.75x = 30,995,709.05 × 12,147,381.83
  4. Step 4: Simplify right side
    22,460,658.75x = 376,516,713,029,794.25
  5. Step 5: Solve for x
    x = 376,516,713,029,794.25/22,460,658.75
  6. Step 6: Final answer
    x = 16,763,386.92

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Half scale
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Double scale
Find fourth proportional to 22,460,659.75, 30,995,710.43 and 12,147,382.83
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.