Home / 42,912,264.40-64,443,046.20-22,756,872.40

Finding the Fourth Proportional to 42,912,264.40, 64,443,046.20 and 22,756,872.40

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Solution

The fourth proportional to 42,912,264.40, 64,443,046.20 and 22,756,872.40 is: 34,174,896.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,912,264.40 : 64,443,046.20 = 22,756,872.40 : x
  2. Step 2: Convert to fraction form
    42,912,264.40/64,443,046.20 = 22,756,872.40/x
  3. Step 3: Cross multiply
    42,912,264.40x = 64,443,046.20 × 22,756,872.40
  4. Step 4: Simplify right side
    42,912,264.40x = 1,466,522,179,440,704.75
  5. Step 5: Solve for x
    x = 1,466,522,179,440,704.75/42,912,264.40
  6. Step 6: Final answer
    x = 34,174,896.15

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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.