Home / 8,972,815.85-12,382,422.89-4,898,434.85

Finding the Fourth Proportional to 8,972,815.85, 12,382,422.89 and 4,898,434.85

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Solution

The fourth proportional to 8,972,815.85, 12,382,422.89 and 4,898,434.85 is: 6,759,805.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972,815.85 : 12,382,422.89 = 4,898,434.85 : x
  2. Step 2: Convert to fraction form
    8,972,815.85/12,382,422.89 = 4,898,434.85/x
  3. Step 3: Cross multiply
    8,972,815.85x = 12,382,422.89 × 4,898,434.85
  4. Step 4: Simplify right side
    8,972,815.85x = 60,654,491,882,827.64
  5. Step 5: Solve for x
    x = 60,654,491,882,827.64/8,972,815.85
  6. Step 6: Final answer
    x = 6,759,805.71

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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.