Home / 10,663,534.80-15,981,305.40-4,268,552.40

Finding the Fourth Proportional to 10,663,534.80, 15,981,305.40 and 4,268,552.40

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Solution

The fourth proportional to 10,663,534.80, 15,981,305.40 and 4,268,552.40 is: 6,397,225.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,663,534.80 : 15,981,305.40 = 4,268,552.40 : x
  2. Step 2: Convert to fraction form
    10,663,534.80/15,981,305.40 = 4,268,552.40/x
  3. Step 3: Cross multiply
    10,663,534.80x = 15,981,305.40 × 4,268,552.40
  4. Step 4: Simplify right side
    10,663,534.80x = 68,217,039,520,302.97
  5. Step 5: Solve for x
    x = 68,217,039,520,302.97/10,663,534.80
  6. Step 6: Final answer
    x = 6,397,225.76

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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.