Home / 7,399,123.20-11,098,684.80-2,080,339.20

Finding the Fourth Proportional to 7,399,123.20, 11,098,684.80 and 2,080,339.20

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Solution

The fourth proportional to 7,399,123.20, 11,098,684.80 and 2,080,339.20 is: 3,120,508.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399,123.20 : 11,098,684.80 = 2,080,339.20 : x
  2. Step 2: Convert to fraction form
    7,399,123.20/11,098,684.80 = 2,080,339.20/x
  3. Step 3: Cross multiply
    7,399,123.20x = 11,098,684.80 × 2,080,339.20
  4. Step 4: Simplify right side
    7,399,123.20x = 23,089,029,057,884.16
  5. Step 5: Solve for x
    x = 23,089,029,057,884.16/7,399,123.20
  6. Step 6: Final answer
    x = 3,120,508.80

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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.