Home / 15,951,642.13-22,013,154.16-8,708,298.13

Finding the Fourth Proportional to 15,951,642.13, 22,013,154.16 and 8,708,298.13

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Solution

The fourth proportional to 15,951,642.13, 22,013,154.16 and 8,708,298.13 is: 12,017,390.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,951,642.13 : 22,013,154.16 = 8,708,298.13 : x
  2. Step 2: Convert to fraction form
    15,951,642.13/22,013,154.16 = 8,708,298.13/x
  3. Step 3: Cross multiply
    15,951,642.13x = 22,013,154.16 × 8,708,298.13
  4. Step 4: Simplify right side
    15,951,642.13x = 191,697,109,206,929.75
  5. Step 5: Solve for x
    x = 191,697,109,206,929.75/15,951,642.13
  6. Step 6: Final answer
    x = 12,017,390.29

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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.