Home / 72,758,889.90-109,153,498.05-24,251,813.10

Finding the Fourth Proportional to 72,758,889.90, 109,153,498.05 and 24,251,813.10

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Solution

The fourth proportional to 72,758,889.90, 109,153,498.05 and 24,251,813.10 is: 36,382,773.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,758,889.90 : 109,153,498.05 = 24,251,813.10 : x
  2. Step 2: Convert to fraction form
    72,758,889.90/109,153,498.05 = 24,251,813.10/x
  3. Step 3: Cross multiply
    72,758,889.90x = 109,153,498.05 × 24,251,813.10
  4. Step 4: Simplify right side
    72,758,889.90x = 2,647,170,233,919,814.50
  5. Step 5: Solve for x
    x = 2,647,170,233,919,814.50/72,758,889.90
  6. Step 6: Final answer
    x = 36,382,773.81

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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.