Home / 62,190,417.50-85,850,295.91-40,174,651.52

Finding the Fourth Proportional to 62,190,417.50, 85,850,295.91 and 40,174,651.52

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Solution

The fourth proportional to 62,190,417.50, 85,850,295.91 and 40,174,651.52 is: 55,458,796.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,190,417.50 : 85,850,295.91 = 40,174,651.52 : x
  2. Step 2: Convert to fraction form
    62,190,417.50/85,850,295.91 = 40,174,651.52/x
  3. Step 3: Cross multiply
    62,190,417.50x = 85,850,295.91 × 40,174,651.52
  4. Step 4: Simplify right side
    62,190,417.50x = 3,449,005,721,073,131.50
  5. Step 5: Solve for x
    x = 3,449,005,721,073,131.50/62,190,417.50
  6. Step 6: Final answer
    x = 55,458,796.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.