Home / 51,656,434.05-71,287,229.61-28,135,862.76

Finding the Fourth Proportional to 51,656,434.05, 71,287,229.61 and 28,135,862.76

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Solution

The fourth proportional to 51,656,434.05, 71,287,229.61 and 28,135,862.76 is: 38,828,226.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,656,434.05 : 71,287,229.61 = 28,135,862.76 : x
  2. Step 2: Convert to fraction form
    51,656,434.05/71,287,229.61 = 28,135,862.76/x
  3. Step 3: Cross multiply
    51,656,434.05x = 71,287,229.61 × 28,135,862.76
  4. Step 4: Simplify right side
    51,656,434.05x = 2,005,727,708,847,568.50
  5. Step 5: Solve for x
    x = 2,005,727,708,847,568.50/51,656,434.05
  6. Step 6: Final answer
    x = 38,828,226.26

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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.