Home / 40,129,815.16-60,179,319.06-17,086,139.92

Finding the Fourth Proportional to 40,129,815.16, 60,179,319.06 and 17,086,139.92

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Solution

The fourth proportional to 40,129,815.16, 60,179,319.06 and 17,086,139.92 is: 25,622,651.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,129,815.16 : 60,179,319.06 = 17,086,139.92 : x
  2. Step 2: Convert to fraction form
    40,129,815.16/60,179,319.06 = 17,086,139.92/x
  3. Step 3: Cross multiply
    40,129,815.16x = 60,179,319.06 × 17,086,139.92
  4. Step 4: Simplify right side
    40,129,815.16x = 1,028,232,265,749,483
  5. Step 5: Solve for x
    x = 1,028,232,265,749,483/40,129,815.16
  6. Step 6: Final answer
    x = 25,622,651.43

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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.