Home / 9,979,348.20-14,976,020.70-6,393,834.60

Finding the Fourth Proportional to 9,979,348.20, 14,976,020.70 and 6,393,834.60

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Solution

The fourth proportional to 9,979,348.20, 14,976,020.70 and 6,393,834.60 is: 9,595,235.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,979,348.20 : 14,976,020.70 = 6,393,834.60 : x
  2. Step 2: Convert to fraction form
    9,979,348.20/14,976,020.70 = 6,393,834.60/x
  3. Step 3: Cross multiply
    9,979,348.20x = 14,976,020.70 × 6,393,834.60
  4. Step 4: Simplify right side
    9,979,348.20x = 95,754,199,321,976.20
  5. Step 5: Solve for x
    x = 95,754,199,321,976.20/9,979,348.20
  6. Step 6: Final answer
    x = 9,595,235.82

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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.