Home / 74,284,804.80-111,427,207.20-61,519,723.20

Finding the Fourth Proportional to 74,284,804.80, 111,427,207.20 and 61,519,723.20

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Solution

The fourth proportional to 74,284,804.80, 111,427,207.20 and 61,519,723.20 is: 92,279,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,284,804.80 : 111,427,207.20 = 61,519,723.20 : x
  2. Step 2: Convert to fraction form
    74,284,804.80/111,427,207.20 = 61,519,723.20/x
  3. Step 3: Cross multiply
    74,284,804.80x = 111,427,207.20 × 61,519,723.20
  4. Step 4: Simplify right side
    74,284,804.80x = 6,854,970,943,893,048
  5. Step 5: Solve for x
    x = 6,854,970,943,893,048/74,284,804.80
  6. Step 6: Final answer
    x = 92,279,584.80

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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.