Home / 15,841,431.29-21,901,155.12-11,704,938.27

Finding the Fourth Proportional to 15,841,431.29, 21,901,155.12 and 11,704,938.27

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Solution

The fourth proportional to 15,841,431.29, 21,901,155.12 and 11,704,938.27 is: 16,182,355.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,841,431.29 : 21,901,155.12 = 11,704,938.27 : x
  2. Step 2: Convert to fraction form
    15,841,431.29/21,901,155.12 = 11,704,938.27/x
  3. Step 3: Cross multiply
    15,841,431.29x = 21,901,155.12 × 11,704,938.27
  4. Step 4: Simplify right side
    15,841,431.29x = 256,351,668,721,294.44
  5. Step 5: Solve for x
    x = 256,351,668,721,294.44/15,841,431.29
  6. Step 6: Final answer
    x = 16,182,355.25

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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.