Home / 5,548,630.20-8,320,871.70-2,182,140.60

Finding the Fourth Proportional to 5,548,630.20, 8,320,871.70 and 2,182,140.60

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Solution

The fourth proportional to 5,548,630.20, 8,320,871.70 and 2,182,140.60 is: 3,272,395.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548,630.20 : 8,320,871.70 = 2,182,140.60 : x
  2. Step 2: Convert to fraction form
    5,548,630.20/8,320,871.70 = 2,182,140.60/x
  3. Step 3: Cross multiply
    5,548,630.20x = 8,320,871.70 × 2,182,140.60
  4. Step 4: Simplify right side
    5,548,630.20x = 18,157,311,963,961.02
  5. Step 5: Solve for x
    x = 18,157,311,963,961.02/5,548,630.20
  6. Step 6: Final answer
    x = 3,272,395.40

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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.