Home / 42,425,391.20-63,682,615.80-37,598,578.31

Finding the Fourth Proportional to 42,425,391.20, 63,682,615.80 and 37,598,578.31

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Solution

The fourth proportional to 42,425,391.20, 63,682,615.80 and 37,598,578.31 is: 56,437,330.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,425,391.20 : 63,682,615.80 = 37,598,578.31 : x
  2. Step 2: Convert to fraction form
    42,425,391.20/63,682,615.80 = 37,598,578.31/x
  3. Step 3: Cross multiply
    42,425,391.20x = 63,682,615.80 × 37,598,578.31
  4. Step 4: Simplify right side
    42,425,391.20x = 2,394,375,817,301,149.50
  5. Step 5: Solve for x
    x = 2,394,375,817,301,149.50/42,425,391.20
  6. Step 6: Final answer
    x = 56,437,330.33

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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.