Home / 87,539,020.13-131,178,679.76-35,660,247.94

Finding the Fourth Proportional to 87,539,020.13, 131,178,679.76 and 35,660,247.94

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Solution

The fourth proportional to 87,539,020.13, 131,178,679.76 and 35,660,247.94 is: 53,437,475.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,539,020.13 : 131,178,679.76 = 35,660,247.94 : x
  2. Step 2: Convert to fraction form
    87,539,020.13/131,178,679.76 = 35,660,247.94/x
  3. Step 3: Cross multiply
    87,539,020.13x = 131,178,679.76 × 35,660,247.94
  4. Step 4: Simplify right side
    87,539,020.13x = 4,677,864,244,936,583
  5. Step 5: Solve for x
    x = 4,677,864,244,936,583/87,539,020.13
  6. Step 6: Final answer
    x = 53,437,475.51

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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.