Home / 28,394,067.60-42,535,114.20-17,000,672.40

Finding the Fourth Proportional to 28,394,067.60, 42,535,114.20 and 17,000,672.40

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Solution

The fourth proportional to 28,394,067.60, 42,535,114.20 and 17,000,672.40 is: 25,467,486.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,394,067.60 : 42,535,114.20 = 17,000,672.40 : x
  2. Step 2: Convert to fraction form
    28,394,067.60/42,535,114.20 = 17,000,672.40/x
  3. Step 3: Cross multiply
    28,394,067.60x = 42,535,114.20 × 17,000,672.40
  4. Step 4: Simplify right side
    28,394,067.60x = 723,125,542,010,788.12
  5. Step 5: Solve for x
    x = 723,125,542,010,788.12/28,394,067.60
  6. Step 6: Final answer
    x = 25,467,486.81

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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.