Home / 9,168,687.28-13,753,487.75-3,489,351.76

Finding the Fourth Proportional to 9,168,687.28, 13,753,487.75 and 3,489,351.76

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Solution

The fourth proportional to 9,168,687.28, 13,753,487.75 and 3,489,351.76 is: 5,234,201.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168,687.28 : 13,753,487.75 = 3,489,351.76 : x
  2. Step 2: Convert to fraction form
    9,168,687.28/13,753,487.75 = 3,489,351.76/x
  3. Step 3: Cross multiply
    9,168,687.28x = 13,753,487.75 × 3,489,351.76
  4. Step 4: Simplify right side
    9,168,687.28x = 47,990,756,600,386.73
  5. Step 5: Solve for x
    x = 47,990,756,600,386.73/9,168,687.28
  6. Step 6: Final answer
    x = 5,234,201.49

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1.5x scale

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.