Home / 39,148,538.40-58,722,807.60-25,543,648.80

Finding the Fourth Proportional to 39,148,538.40, 58,722,807.60 and 25,543,648.80

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Solution

The fourth proportional to 39,148,538.40, 58,722,807.60 and 25,543,648.80 is: 38,315,473.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,148,538.40 : 58,722,807.60 = 25,543,648.80 : x
  2. Step 2: Convert to fraction form
    39,148,538.40/58,722,807.60 = 25,543,648.80/x
  3. Step 3: Cross multiply
    39,148,538.40x = 58,722,807.60 × 25,543,648.80
  4. Step 4: Simplify right side
    39,148,538.40x = 1,499,994,773,884,371
  5. Step 5: Solve for x
    x = 1,499,994,773,884,371/39,148,538.40
  6. Step 6: Final answer
    x = 38,315,473.20

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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.