Home / 10,876,739.82-15,010,001.48-5,915,228.34

Finding the Fourth Proportional to 10,876,739.82, 15,010,001.48 and 5,915,228.34

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Solution

The fourth proportional to 10,876,739.82, 15,010,001.48 and 5,915,228.34 is: 8,163,069.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,876,739.82 : 15,010,001.48 = 5,915,228.34 : x
  2. Step 2: Convert to fraction form
    10,876,739.82/15,010,001.48 = 5,915,228.34/x
  3. Step 3: Cross multiply
    10,876,739.82x = 15,010,001.48 × 5,915,228.34
  4. Step 4: Simplify right side
    10,876,739.82x = 88,787,586,137,937.94
  5. Step 5: Solve for x
    x = 88,787,586,137,937.94/10,876,739.82
  6. Step 6: Final answer
    x = 8,163,069.78

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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.