Home / 15,684,246.46-21,644,412.33-9,068,338.18

Finding the Fourth Proportional to 15,684,246.46, 21,644,412.33 and 9,068,338.18

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Solution

The fourth proportional to 15,684,246.46, 21,644,412.33 and 9,068,338.18 is: 12,514,394.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,684,246.46 : 21,644,412.33 = 9,068,338.18 : x
  2. Step 2: Convert to fraction form
    15,684,246.46/21,644,412.33 = 9,068,338.18/x
  3. Step 3: Cross multiply
    15,684,246.46x = 21,644,412.33 × 9,068,338.18
  4. Step 4: Simplify right side
    15,684,246.46x = 196,278,850,715,801.75
  5. Step 5: Solve for x
    x = 196,278,850,715,801.75/15,684,246.46
  6. Step 6: Final answer
    x = 12,514,394.70

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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.