Home / 39,148,519.40-58,722,779.10-25,543,629.80

Finding the Fourth Proportional to 39,148,519.40, 58,722,779.10 and 25,543,629.80

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Solution

The fourth proportional to 39,148,519.40, 58,722,779.10 and 25,543,629.80 is: 38,315,444.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,148,519.40 : 58,722,779.10 = 25,543,629.80 : x
  2. Step 2: Convert to fraction form
    39,148,519.40/58,722,779.10 = 25,543,629.80/x
  3. Step 3: Cross multiply
    39,148,519.40x = 58,722,779.10 × 25,543,629.80
  4. Step 4: Simplify right side
    39,148,519.40x = 1,499,992,930,157,577.25
  5. Step 5: Solve for x
    x = 1,499,992,930,157,577.25/39,148,519.40
  6. Step 6: Final answer
    x = 38,315,444.70

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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.