Home / 10,239,974.28-14,131,121.40-5,656,295.66

Finding the Fourth Proportional to 10,239,974.28, 14,131,121.40 and 5,656,295.66

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Solution

The fourth proportional to 10,239,974.28, 14,131,121.40 and 5,656,295.66 is: 7,805,664.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,239,974.28 : 14,131,121.40 = 5,656,295.66 : x
  2. Step 2: Convert to fraction form
    10,239,974.28/14,131,121.40 = 5,656,295.66/x
  3. Step 3: Cross multiply
    10,239,974.28x = 14,131,121.40 × 5,656,295.66
  4. Step 4: Simplify right side
    10,239,974.28x = 79,929,800,575,097.52
  5. Step 5: Solve for x
    x = 79,929,800,575,097.52/10,239,974.28
  6. Step 6: Final answer
    x = 7,805,664.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.