Home / 14,389,335.38-19,857,335.76-7,862,965.85

Finding the Fourth Proportional to 14,389,335.38, 19,857,335.76 and 7,862,965.85

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Solution

The fourth proportional to 14,389,335.38, 19,857,335.76 and 7,862,965.85 is: 10,850,921.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,389,335.38 : 19,857,335.76 = 7,862,965.85 : x
  2. Step 2: Convert to fraction form
    14,389,335.38/19,857,335.76 = 7,862,965.85/x
  3. Step 3: Cross multiply
    14,389,335.38x = 19,857,335.76 × 7,862,965.85
  4. Step 4: Simplify right side
    14,389,335.38x = 156,137,553,002,507.16
  5. Step 5: Solve for x
    x = 156,137,553,002,507.16/14,389,335.38
  6. Step 6: Final answer
    x = 10,850,921.80

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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.