Home / 59,872,139.70-89,808,209.55-53,813,712.30

Finding the Fourth Proportional to 59,872,139.70, 89,808,209.55 and 53,813,712.30

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Solution

The fourth proportional to 59,872,139.70, 89,808,209.55 and 53,813,712.30 is: 80,720,568.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,872,139.70 : 89,808,209.55 = 53,813,712.30 : x
  2. Step 2: Convert to fraction form
    59,872,139.70/89,808,209.55 = 53,813,712.30/x
  3. Step 3: Cross multiply
    59,872,139.70x = 89,808,209.55 × 53,813,712.30
  4. Step 4: Simplify right side
    59,872,139.70x = 4,832,913,150,901,812
  5. Step 5: Solve for x
    x = 4,832,913,150,901,812/59,872,139.70
  6. Step 6: Final answer
    x = 80,720,568.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.