Home / 39,198,592.46-58,805,737.32-21,951,320.68

Finding the Fourth Proportional to 39,198,592.46, 58,805,737.32 and 21,951,320.68

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Solution

The fourth proportional to 39,198,592.46, 58,805,737.32 and 21,951,320.68 is: 32,931,376.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,198,592.46 : 58,805,737.32 = 21,951,320.68 : x
  2. Step 2: Convert to fraction form
    39,198,592.46/58,805,737.32 = 21,951,320.68/x
  3. Step 3: Cross multiply
    39,198,592.46x = 58,805,737.32 × 21,951,320.68
  4. Step 4: Simplify right side
    39,198,592.46x = 1,290,863,597,735,163.75
  5. Step 5: Solve for x
    x = 1,290,863,597,735,163.75/39,198,592.46
  6. Step 6: Final answer
    x = 32,931,376.27

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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.