Home / 39,425,449.60-54,406,543.08-22,022,032.60

Finding the Fourth Proportional to 39,425,449.60, 54,406,543.08 and 22,022,032.60

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Solution

The fourth proportional to 39,425,449.60, 54,406,543.08 and 22,022,032.60 is: 30,390,082.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,425,449.60 : 54,406,543.08 = 22,022,032.60 : x
  2. Step 2: Convert to fraction form
    39,425,449.60/54,406,543.08 = 22,022,032.60/x
  3. Step 3: Cross multiply
    39,425,449.60x = 54,406,543.08 × 22,022,032.60
  4. Step 4: Simplify right side
    39,425,449.60x = 1,198,142,665,361,064.50
  5. Step 5: Solve for x
    x = 1,198,142,665,361,064.50/39,425,449.60
  6. Step 6: Final answer
    x = 30,390,082.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.