Home / 8,972,648.68-12,382,243.30-5,753,377

Finding the Fourth Proportional to 8,972,648.68, 12,382,243.30 and 5,753,377

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Solution

The fourth proportional to 8,972,648.68, 12,382,243.30 and 5,753,377 is: 7,939,652.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972,648.68 : 12,382,243.30 = 5,753,377 : x
  2. Step 2: Convert to fraction form
    8,972,648.68/12,382,243.30 = 5,753,377/x
  3. Step 3: Cross multiply
    8,972,648.68x = 12,382,243.30 × 5,753,377
  4. Step 4: Simplify right side
    8,972,648.68x = 71,239,713,810,624.11
  5. Step 5: Solve for x
    x = 71,239,713,810,624.11/8,972,648.68
  6. Step 6: Final answer
    x = 7,939,652.64

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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.