Home / 49,028,551.20-67,657,217.94-28,105,583.76

Finding the Fourth Proportional to 49,028,551.20, 67,657,217.94 and 28,105,583.76

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Solution

The fourth proportional to 49,028,551.20, 67,657,217.94 and 28,105,583.76 is: 38,784,454.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,028,551.20 : 67,657,217.94 = 28,105,583.76 : x
  2. Step 2: Convert to fraction form
    49,028,551.20/67,657,217.94 = 28,105,583.76/x
  3. Step 3: Cross multiply
    49,028,551.20x = 67,657,217.94 × 28,105,583.76
  4. Step 4: Simplify right side
    49,028,551.20x = 1,901,545,605,781,244.75
  5. Step 5: Solve for x
    x = 1,901,545,605,781,244.75/49,028,551.20
  6. Step 6: Final answer
    x = 38,784,454.35

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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.