Home / 22,098,752.64-30,496,967.07-12,681,268.20

Finding the Fourth Proportional to 22,098,752.64, 30,496,967.07 and 12,681,268.20

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Solution

The fourth proportional to 22,098,752.64, 30,496,967.07 and 12,681,268.20 is: 17,500,545.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,098,752.64 : 30,496,967.07 = 12,681,268.20 : x
  2. Step 2: Convert to fraction form
    22,098,752.64/30,496,967.07 = 12,681,268.20/x
  3. Step 3: Cross multiply
    22,098,752.64x = 30,496,967.07 × 12,681,268.20
  4. Step 4: Simplify right side
    22,098,752.64x = 386,740,218,485,347
  5. Step 5: Solve for x
    x = 386,740,218,485,347/22,098,752.64
  6. Step 6: Final answer
    x = 17,500,545.16

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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.