Home / 61,443,932.40-92,165,898.60-55,279,216.80

Finding the Fourth Proportional to 61,443,932.40, 92,165,898.60 and 55,279,216.80

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Solution

The fourth proportional to 61,443,932.40, 92,165,898.60 and 55,279,216.80 is: 82,918,825.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,443,932.40 : 92,165,898.60 = 55,279,216.80 : x
  2. Step 2: Convert to fraction form
    61,443,932.40/92,165,898.60 = 55,279,216.80/x
  3. Step 3: Cross multiply
    61,443,932.40x = 92,165,898.60 × 55,279,216.80
  4. Step 4: Simplify right side
    61,443,932.40x = 5,094,858,690,276,216
  5. Step 5: Solve for x
    x = 5,094,858,690,276,216/61,443,932.40
  6. Step 6: Final answer
    x = 82,918,825.20

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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.