Home / 18,657,020.43-25,746,712.92-10,396,901.52

Finding the Fourth Proportional to 18,657,020.43, 25,746,712.92 and 10,396,901.52

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Solution

The fourth proportional to 18,657,020.43, 25,746,712.92 and 10,396,901.52 is: 14,347,737.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,657,020.43 : 25,746,712.92 = 10,396,901.52 : x
  2. Step 2: Convert to fraction form
    18,657,020.43/25,746,712.92 = 10,396,901.52/x
  3. Step 3: Cross multiply
    18,657,020.43x = 25,746,712.92 × 10,396,901.52
  4. Step 4: Simplify right side
    18,657,020.43x = 267,686,038,692,951.66
  5. Step 5: Solve for x
    x = 267,686,038,692,951.66/18,657,020.43
  6. Step 6: Final answer
    x = 14,347,737.88

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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.