Home / 16,666,359.12-22,990,314.24-9,696,257.28

Finding the Fourth Proportional to 16,666,359.12, 22,990,314.24 and 9,696,257.28

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Solution

The fourth proportional to 16,666,359.12, 22,990,314.24 and 9,696,257.28 is: 13,375,446.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,666,359.12 : 22,990,314.24 = 9,696,257.28 : x
  2. Step 2: Convert to fraction form
    16,666,359.12/22,990,314.24 = 9,696,257.28/x
  3. Step 3: Cross multiply
    16,666,359.12x = 22,990,314.24 × 9,696,257.28
  4. Step 4: Simplify right side
    16,666,359.12x = 222,920,001,819,087.62
  5. Step 5: Solve for x
    x = 222,920,001,819,087.62/16,666,359.12
  6. Step 6: Final answer
    x = 13,375,446.92

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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.