Home / 15,943,686.80-23,915,530.20-11,156,781.20

Finding the Fourth Proportional to 15,943,686.80, 23,915,530.20 and 11,156,781.20

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Solution

The fourth proportional to 15,943,686.80, 23,915,530.20 and 11,156,781.20 is: 16,735,171.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,943,686.80 : 23,915,530.20 = 11,156,781.20 : x
  2. Step 2: Convert to fraction form
    15,943,686.80/23,915,530.20 = 11,156,781.20/x
  3. Step 3: Cross multiply
    15,943,686.80x = 23,915,530.20 × 11,156,781.20
  4. Step 4: Simplify right side
    15,943,686.80x = 266,820,337,723,392.22
  5. Step 5: Solve for x
    x = 266,820,337,723,392.22/15,943,686.80
  6. Step 6: Final answer
    x = 16,735,171.80

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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.