Home / 8,711,229.78-13,069,503.09-4,454,388.18

Finding the Fourth Proportional to 8,711,229.78, 13,069,503.09 and 4,454,388.18

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Solution

The fourth proportional to 8,711,229.78, 13,069,503.09 and 4,454,388.18 is: 6,682,941.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,711,229.78 : 13,069,503.09 = 4,454,388.18 : x
  2. Step 2: Convert to fraction form
    8,711,229.78/13,069,503.09 = 4,454,388.18/x
  3. Step 3: Cross multiply
    8,711,229.78x = 13,069,503.09 × 4,454,388.18
  4. Step 4: Simplify right side
    8,711,229.78x = 58,216,640,082,569.47
  5. Step 5: Solve for x
    x = 58,216,640,082,569.47/8,711,229.78
  6. Step 6: Final answer
    x = 6,682,941.62

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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.