Home / 15,752,814.15-23,629,221.23-5,115,246.15

Finding the Fourth Proportional to 15,752,814.15, 23,629,221.23 and 5,115,246.15

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Solution

The fourth proportional to 15,752,814.15, 23,629,221.23 and 5,115,246.15 is: 7,672,869.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,752,814.15 : 23,629,221.23 = 5,115,246.15 : x
  2. Step 2: Convert to fraction form
    15,752,814.15/23,629,221.23 = 5,115,246.15/x
  3. Step 3: Cross multiply
    15,752,814.15x = 23,629,221.23 × 5,115,246.15
  4. Step 4: Simplify right side
    15,752,814.15x = 120,869,282,898,679.55
  5. Step 5: Solve for x
    x = 120,869,282,898,679.55/15,752,814.15
  6. Step 6: Final answer
    x = 7,672,869.23

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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.