Home / 64,420,317.87-96,508,553.52-38,080,295.66

Finding the Fourth Proportional to 64,420,317.87, 96,508,553.52 and 38,080,295.66

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Solution

The fourth proportional to 64,420,317.87, 96,508,553.52 and 38,080,295.66 is: 57,048,371.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,420,317.87 : 96,508,553.52 = 38,080,295.66 : x
  2. Step 2: Convert to fraction form
    64,420,317.87/96,508,553.52 = 38,080,295.66/x
  3. Step 3: Cross multiply
    64,420,317.87x = 96,508,553.52 × 38,080,295.66
  4. Step 4: Simplify right side
    64,420,317.87x = 3,675,074,251,601,649.50
  5. Step 5: Solve for x
    x = 3,675,074,251,601,649.50/64,420,317.87
  6. Step 6: Final answer
    x = 57,048,371.90

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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.