Home / 40,782,625.80-61,207,399.80-40,463,761.20

Finding the Fourth Proportional to 40,782,625.80, 61,207,399.80 and 40,463,761.20

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Solution

The fourth proportional to 40,782,625.80, 61,207,399.80 and 40,463,761.20 is: 60,728,841.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,782,625.80 : 61,207,399.80 = 40,463,761.20 : x
  2. Step 2: Convert to fraction form
    40,782,625.80/61,207,399.80 = 40,463,761.20/x
  3. Step 3: Cross multiply
    40,782,625.80x = 61,207,399.80 × 40,463,761.20
  4. Step 4: Simplify right side
    40,782,625.80x = 2,476,681,609,180,128
  5. Step 5: Solve for x
    x = 2,476,681,609,180,128/40,782,625.80
  6. Step 6: Final answer
    x = 60,728,841.28

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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.