Home / 10,876,739.56-15,010,001.12-5,915,228.09

Finding the Fourth Proportional to 10,876,739.56, 15,010,001.12 and 5,915,228.09

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Solution

The fourth proportional to 10,876,739.56, 15,010,001.12 and 5,915,228.09 is: 8,163,069.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,876,739.56 : 15,010,001.12 = 5,915,228.09 : x
  2. Step 2: Convert to fraction form
    10,876,739.56/15,010,001.12 = 5,915,228.09/x
  3. Step 3: Cross multiply
    10,876,739.56x = 15,010,001.12 × 5,915,228.09
  4. Step 4: Simplify right side
    10,876,739.56x = 88,787,580,195,693.53
  5. Step 5: Solve for x
    x = 88,787,580,195,693.53/10,876,739.56
  6. Step 6: Final answer
    x = 8,163,069.43

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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.