Home / 10,387,447.80-15,581,976.12-3,470,951.16

Finding the Fourth Proportional to 10,387,447.80, 15,581,976.12 and 3,470,951.16

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Solution

The fourth proportional to 10,387,447.80, 15,581,976.12 and 3,470,951.16 is: 5,206,695.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,387,447.80 : 15,581,976.12 = 3,470,951.16 : x
  2. Step 2: Convert to fraction form
    10,387,447.80/15,581,976.12 = 3,470,951.16/x
  3. Step 3: Cross multiply
    10,387,447.80x = 15,581,976.12 × 3,470,951.16
  4. Step 4: Simplify right side
    10,387,447.80x = 54,084,278,088,806.30
  5. Step 5: Solve for x
    x = 54,084,278,088,806.30/10,387,447.80
  6. Step 6: Final answer
    x = 5,206,695.54

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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.