Home / 7,979,213.32-11,986,534.68-4,948,818.64

Finding the Fourth Proportional to 7,979,213.32, 11,986,534.68 and 4,948,818.64

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Solution

The fourth proportional to 7,979,213.32, 11,986,534.68 and 4,948,818.64 is: 7,434,214.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,979,213.32 : 11,986,534.68 = 4,948,818.64 : x
  2. Step 2: Convert to fraction form
    7,979,213.32/11,986,534.68 = 4,948,818.64/x
  3. Step 3: Cross multiply
    7,979,213.32x = 11,986,534.68 × 4,948,818.64
  4. Step 4: Simplify right side
    7,979,213.32x = 59,319,186,253,390.43
  5. Step 5: Solve for x
    x = 59,319,186,253,390.43/7,979,213.32
  6. Step 6: Final answer
    x = 7,434,214.86

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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.