Home / 14,680,391.92-20,266,304.16-9,176,828.24

Finding the Fourth Proportional to 14,680,391.92, 20,266,304.16 and 9,176,828.24

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Solution

The fourth proportional to 14,680,391.92, 20,266,304.16 and 9,176,828.24 is: 12,668,625.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,680,391.92 : 20,266,304.16 = 9,176,828.24 : x
  2. Step 2: Convert to fraction form
    14,680,391.92/20,266,304.16 = 9,176,828.24/x
  3. Step 3: Cross multiply
    14,680,391.92x = 20,266,304.16 × 9,176,828.24
  4. Step 4: Simplify right side
    14,680,391.92x = 185,980,392,335,917.47
  5. Step 5: Solve for x
    x = 185,980,392,335,917.47/14,680,391.92
  6. Step 6: Final answer
    x = 12,668,625.83

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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.