Home / 12,181,871.48-18,273,934.73-3,984,560.24

Finding the Fourth Proportional to 12,181,871.48, 18,273,934.73 and 3,984,560.24

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Solution

The fourth proportional to 12,181,871.48, 18,273,934.73 and 3,984,560.24 is: 5,977,209.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,181,871.48 : 18,273,934.73 = 3,984,560.24 : x
  2. Step 2: Convert to fraction form
    12,181,871.48/18,273,934.73 = 3,984,560.24/x
  3. Step 3: Cross multiply
    12,181,871.48x = 18,273,934.73 × 3,984,560.24
  4. Step 4: Simplify right side
    12,181,871.48x = 72,813,593,672,104.86
  5. Step 5: Solve for x
    x = 72,813,593,672,104.86/12,181,871.48
  6. Step 6: Final answer
    x = 5,977,209.15

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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.