Home / 22,459,294.70-30,993,920.09-12,146,017.79

Finding the Fourth Proportional to 22,459,294.70, 30,993,920.09 and 12,146,017.79

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Solution

The fourth proportional to 22,459,294.70, 30,993,920.09 and 12,146,017.79 is: 16,761,555.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,459,294.70 : 30,993,920.09 = 12,146,017.79 : x
  2. Step 2: Convert to fraction form
    22,459,294.70/30,993,920.09 = 12,146,017.79/x
  3. Step 3: Cross multiply
    22,459,294.70x = 30,993,920.09 × 12,146,017.79
  4. Step 4: Simplify right side
    22,459,294.70x = 376,452,704,794,978.38
  5. Step 5: Solve for x
    x = 376,452,704,794,978.38/22,459,294.70
  6. Step 6: Final answer
    x = 16,761,555.07

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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.