Home / 71,235,603.20-106,853,404.80-17,382,915.20

Finding the Fourth Proportional to 71,235,603.20, 106,853,404.80 and 17,382,915.20

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Solution

The fourth proportional to 71,235,603.20, 106,853,404.80 and 17,382,915.20 is: 26,074,372.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,235,603.20 : 106,853,404.80 = 17,382,915.20 : x
  2. Step 2: Convert to fraction form
    71,235,603.20/106,853,404.80 = 17,382,915.20/x
  3. Step 3: Cross multiply
    71,235,603.20x = 106,853,404.80 × 17,382,915.20
  4. Step 4: Simplify right side
    71,235,603.20x = 1,857,423,674,469,672.75
  5. Step 5: Solve for x
    x = 1,857,423,674,469,672.75/71,235,603.20
  6. Step 6: Final answer
    x = 26,074,372.80

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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.