Home / 5,397,158.40-8,090,553.60-3,120,345.60

Finding the Fourth Proportional to 5,397,158.40, 8,090,553.60 and 3,120,345.60

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Solution

The fourth proportional to 5,397,158.40, 8,090,553.60 and 3,120,345.60 is: 4,677,521.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397,158.40 : 8,090,553.60 = 3,120,345.60 : x
  2. Step 2: Convert to fraction form
    5,397,158.40/8,090,553.60 = 3,120,345.60/x
  3. Step 3: Cross multiply
    5,397,158.40x = 8,090,553.60 × 3,120,345.60
  4. Step 4: Simplify right side
    5,397,158.40x = 25,245,323,327,324.16
  5. Step 5: Solve for x
    x = 25,245,323,327,324.16/5,397,158.40
  6. Step 6: Final answer
    x = 4,677,521.29

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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.