Home / 87,552,515.80-131,328,773.70-51,272,810.20

Finding the Fourth Proportional to 87,552,515.80, 131,328,773.70 and 51,272,810.20

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Solution

The fourth proportional to 87,552,515.80, 131,328,773.70 and 51,272,810.20 is: 76,909,215.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,552,515.80 : 131,328,773.70 = 51,272,810.20 : x
  2. Step 2: Convert to fraction form
    87,552,515.80/131,328,773.70 = 51,272,810.20/x
  3. Step 3: Cross multiply
    87,552,515.80x = 131,328,773.70 × 51,272,810.20
  4. Step 4: Simplify right side
    87,552,515.80x = 6,733,595,287,718,852
  5. Step 5: Solve for x
    x = 6,733,595,287,718,852/87,552,515.80
  6. Step 6: Final answer
    x = 76,909,215.30

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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.