Home / 20,285,489.13-30,427,908.71-6,452,247

Finding the Fourth Proportional to 20,285,489.13, 30,427,908.71 and 6,452,247

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Solution

The fourth proportional to 20,285,489.13, 30,427,908.71 and 6,452,247 is: 9,678,267.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,285,489.13 : 30,427,908.71 = 6,452,247 : x
  2. Step 2: Convert to fraction form
    20,285,489.13/30,427,908.71 = 6,452,247/x
  3. Step 3: Cross multiply
    20,285,489.13x = 30,427,908.71 × 6,452,247
  4. Step 4: Simplify right side
    20,285,489.13x = 196,328,382,690,371.38
  5. Step 5: Solve for x
    x = 196,328,382,690,371.38/20,285,489.13
  6. Step 6: Final answer
    x = 9,678,267.13

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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.