Home / 5,397,374.40-8,090,877.60-3,120,561.60

Finding the Fourth Proportional to 5,397,374.40, 8,090,877.60 and 3,120,561.60

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Solution

The fourth proportional to 5,397,374.40, 8,090,877.60 and 3,120,561.60 is: 4,677,845.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397,374.40 : 8,090,877.60 = 3,120,561.60 : x
  2. Step 2: Convert to fraction form
    5,397,374.40/8,090,877.60 = 3,120,561.60/x
  3. Step 3: Cross multiply
    5,397,374.40x = 8,090,877.60 × 3,120,561.60
  4. Step 4: Simplify right side
    5,397,374.40x = 25,248,081,948,860.16
  5. Step 5: Solve for x
    x = 25,248,081,948,860.16/5,397,374.40
  6. Step 6: Final answer
    x = 4,677,845.20

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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.