Home / 40,542,078.30-60,813,117.45-37,831,729.20

Finding the Fourth Proportional to 40,542,078.30, 60,813,117.45 and 37,831,729.20

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Solution

The fourth proportional to 40,542,078.30, 60,813,117.45 and 37,831,729.20 is: 56,747,593.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,542,078.30 : 60,813,117.45 = 37,831,729.20 : x
  2. Step 2: Convert to fraction form
    40,542,078.30/60,813,117.45 = 37,831,729.20/x
  3. Step 3: Cross multiply
    40,542,078.30x = 60,813,117.45 × 37,831,729.20
  4. Step 4: Simplify right side
    40,542,078.30x = 2,300,665,391,176,195
  5. Step 5: Solve for x
    x = 2,300,665,391,176,195/40,542,078.30
  6. Step 6: Final answer
    x = 56,747,593.80

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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.