Home / 71,487,467.52-107,182,247.64-36,404,671.76

Finding the Fourth Proportional to 71,487,467.52, 107,182,247.64 and 36,404,671.76

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Solution

The fourth proportional to 71,487,467.52, 107,182,247.64 and 36,404,671.76 is: 54,582,078.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,487,467.52 : 107,182,247.64 = 36,404,671.76 : x
  2. Step 2: Convert to fraction form
    71,487,467.52/107,182,247.64 = 36,404,671.76/x
  3. Step 3: Cross multiply
    71,487,467.52x = 107,182,247.64 × 36,404,671.76
  4. Step 4: Simplify right side
    71,487,467.52x = 3,901,934,543,833,234.50
  5. Step 5: Solve for x
    x = 3,901,934,543,833,234.50/71,487,467.52
  6. Step 6: Final answer
    x = 54,582,078.22

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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.