Home / 9,979,489.20-14,976,232.20-6,393,975.60

Finding the Fourth Proportional to 9,979,489.20, 14,976,232.20 and 6,393,975.60

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Solution

The fourth proportional to 9,979,489.20, 14,976,232.20 and 6,393,975.60 is: 9,595,447.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,979,489.20 : 14,976,232.20 = 6,393,975.60 : x
  2. Step 2: Convert to fraction form
    9,979,489.20/14,976,232.20 = 6,393,975.60/x
  3. Step 3: Cross multiply
    9,979,489.20x = 14,976,232.20 × 6,393,975.60
  4. Step 4: Simplify right side
    9,979,489.20x = 95,757,663,266,734.31
  5. Step 5: Solve for x
    x = 95,757,663,266,734.31/9,979,489.20
  6. Step 6: Final answer
    x = 9,595,447.36

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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.