Home / 42,150,669.14-63,127,790.91-40,987,062.46

Finding the Fourth Proportional to 42,150,669.14, 63,127,790.91 and 40,987,062.46

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Solution

The fourth proportional to 42,150,669.14, 63,127,790.91 and 40,987,062.46 is: 61,385,092.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,150,669.14 : 63,127,790.91 = 40,987,062.46 : x
  2. Step 2: Convert to fraction form
    42,150,669.14/63,127,790.91 = 40,987,062.46/x
  3. Step 3: Cross multiply
    42,150,669.14x = 63,127,790.91 × 40,987,062.46
  4. Step 4: Simplify right side
    42,150,669.14x = 2,587,422,708,989,990
  5. Step 5: Solve for x
    x = 2,587,422,708,989,990/42,150,669.14
  6. Step 6: Final answer
    x = 61,385,092.14

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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.