Home / 49,744,039.60-68,646,916.83-28,840,134.70

Finding the Fourth Proportional to 49,744,039.60, 68,646,916.83 and 28,840,134.70

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Solution

The fourth proportional to 49,744,039.60, 68,646,916.83 and 28,840,134.70 is: 39,799,468.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,744,039.60 : 68,646,916.83 = 28,840,134.70 : x
  2. Step 2: Convert to fraction form
    49,744,039.60/68,646,916.83 = 28,840,134.70/x
  3. Step 3: Cross multiply
    49,744,039.60x = 68,646,916.83 × 28,840,134.70
  4. Step 4: Simplify right side
    49,744,039.60x = 1,979,786,328,116,897
  5. Step 5: Solve for x
    x = 1,979,786,328,116,897/49,744,039.60
  6. Step 6: Final answer
    x = 39,799,468.32

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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.