Home / 22,410,757.45-30,926,028.77-12,487,127.43

Finding the Fourth Proportional to 22,410,757.45, 30,926,028.77 and 12,487,127.43

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Solution

The fourth proportional to 22,410,757.45, 30,926,028.77 and 12,487,127.43 is: 17,231,780.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,410,757.45 : 30,926,028.77 = 12,487,127.43 : x
  2. Step 2: Convert to fraction form
    22,410,757.45/30,926,028.77 = 12,487,127.43/x
  3. Step 3: Cross multiply
    22,410,757.45x = 30,926,028.77 × 12,487,127.43
  4. Step 4: Simplify right side
    22,410,757.45x = 386,177,262,154,836.12
  5. Step 5: Solve for x
    x = 386,177,262,154,836.12/22,410,757.45
  6. Step 6: Final answer
    x = 17,231,780.90

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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.