Home / 64,744,601.40-97,123,439.07-21,023,531.82

Finding the Fourth Proportional to 64,744,601.40, 97,123,439.07 and 21,023,531.82

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Solution

The fourth proportional to 64,744,601.40, 97,123,439.07 and 21,023,531.82 is: 31,537,420.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,744,601.40 : 97,123,439.07 = 21,023,531.82 : x
  2. Step 2: Convert to fraction form
    64,744,601.40/97,123,439.07 = 21,023,531.82/x
  3. Step 3: Cross multiply
    64,744,601.40x = 97,123,439.07 × 21,023,531.82
  4. Step 4: Simplify right side
    64,744,601.40x = 2,041,877,711,755,976
  5. Step 5: Solve for x
    x = 2,041,877,711,755,976/64,744,601.40
  6. Step 6: Final answer
    x = 31,537,420.38

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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.