Home / 8,972,650.68-12,382,246.06-5,753,379

Finding the Fourth Proportional to 8,972,650.68, 12,382,246.06 and 5,753,379

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Solution

The fourth proportional to 8,972,650.68, 12,382,246.06 and 5,753,379 is: 7,939,655.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972,650.68 : 12,382,246.06 = 5,753,379 : x
  2. Step 2: Convert to fraction form
    8,972,650.68/12,382,246.06 = 5,753,379/x
  3. Step 3: Cross multiply
    8,972,650.68x = 12,382,246.06 × 5,753,379
  4. Step 4: Simplify right side
    8,972,650.68x = 71,239,754,454,436.75
  5. Step 5: Solve for x
    x = 71,239,754,454,436.75/8,972,650.68
  6. Step 6: Final answer
    x = 7,939,655.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.