Home / 9,797,729.40-14,678,879.40-8,380,553.40

Finding the Fourth Proportional to 9,797,729.40, 14,678,879.40 and 8,380,553.40

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Solution

The fourth proportional to 9,797,729.40, 14,678,879.40 and 8,380,553.40 is: 12,555,677.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,797,729.40 : 14,678,879.40 = 8,380,553.40 : x
  2. Step 2: Convert to fraction form
    9,797,729.40/14,678,879.40 = 8,380,553.40/x
  3. Step 3: Cross multiply
    9,797,729.40x = 14,678,879.40 × 8,380,553.40
  4. Step 4: Simplify right side
    9,797,729.40x = 123,017,132,663,859.97
  5. Step 5: Solve for x
    x = 123,017,132,663,859.97/9,797,729.40
  6. Step 6: Final answer
    x = 12,555,677.71

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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.