Home / 52,471,411.92-72,410,800.02-28,949,947.39

Finding the Fourth Proportional to 52,471,411.92, 72,410,800.02 and 28,949,947.39

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Solution

The fourth proportional to 52,471,411.92, 72,410,800.02 and 28,949,947.39 is: 39,951,066.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,471,411.92 : 72,410,800.02 = 28,949,947.39 : x
  2. Step 2: Convert to fraction form
    52,471,411.92/72,410,800.02 = 28,949,947.39/x
  3. Step 3: Cross multiply
    52,471,411.92x = 72,410,800.02 × 28,949,947.39
  4. Step 4: Simplify right side
    52,471,411.92x = 2,096,288,850,757,221.50
  5. Step 5: Solve for x
    x = 2,096,288,850,757,221.50/52,471,411.92
  6. Step 6: Final answer
    x = 39,951,066.19

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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.