Home / 22,143,986.70-33,215,980.05-6,997,918.20

Finding the Fourth Proportional to 22,143,986.70, 33,215,980.05 and 6,997,918.20

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Solution

The fourth proportional to 22,143,986.70, 33,215,980.05 and 6,997,918.20 is: 10,496,877.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,986.70 : 33,215,980.05 = 6,997,918.20 : x
  2. Step 2: Convert to fraction form
    22,143,986.70/33,215,980.05 = 6,997,918.20/x
  3. Step 3: Cross multiply
    22,143,986.70x = 33,215,980.05 × 6,997,918.20
  4. Step 4: Simplify right side
    22,143,986.70x = 232,442,711,322,731.91
  5. Step 5: Solve for x
    x = 232,442,711,322,731.91/22,143,986.70
  6. Step 6: Final answer
    x = 10,496,877.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.