Home / 67,306,947.72-92,890,728.83-39,453,061.71

Finding the Fourth Proportional to 67,306,947.72, 92,890,728.83 and 39,453,061.71

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Solution

The fourth proportional to 67,306,947.72, 92,890,728.83 and 39,453,061.71 is: 54,449,410.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,306,947.72 : 92,890,728.83 = 39,453,061.71 : x
  2. Step 2: Convert to fraction form
    67,306,947.72/92,890,728.83 = 39,453,061.71/x
  3. Step 3: Cross multiply
    67,306,947.72x = 92,890,728.83 × 39,453,061.71
  4. Step 4: Simplify right side
    67,306,947.72x = 3,664,823,656,619,601
  5. Step 5: Solve for x
    x = 3,664,823,656,619,601/67,306,947.72
  6. Step 6: Final answer
    x = 54,449,410.96

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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.