Home / 74,749,061.70-112,123,592.55-54,593,669.70

Finding the Fourth Proportional to 74,749,061.70, 112,123,592.55 and 54,593,669.70

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Solution

The fourth proportional to 74,749,061.70, 112,123,592.55 and 54,593,669.70 is: 81,890,504.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,749,061.70 : 112,123,592.55 = 54,593,669.70 : x
  2. Step 2: Convert to fraction form
    74,749,061.70/112,123,592.55 = 54,593,669.70/x
  3. Step 3: Cross multiply
    74,749,061.70x = 112,123,592.55 × 54,593,669.70
  4. Step 4: Simplify right side
    74,749,061.70x = 6,121,238,377,252,081
  5. Step 5: Solve for x
    x = 6,121,238,377,252,081/74,749,061.70
  6. Step 6: Final answer
    x = 81,890,504.55

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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.