Home / 49,132,827.28-73,708,687.32-18,838,327.60

Finding the Fourth Proportional to 49,132,827.28, 73,708,687.32 and 18,838,327.60

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Solution

The fourth proportional to 49,132,827.28, 73,708,687.32 and 18,838,327.60 is: 28,261,113.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,132,827.28 : 73,708,687.32 = 18,838,327.60 : x
  2. Step 2: Convert to fraction form
    49,132,827.28/73,708,687.32 = 18,838,327.60/x
  3. Step 3: Cross multiply
    49,132,827.28x = 73,708,687.32 × 18,838,327.60
  4. Step 4: Simplify right side
    49,132,827.28x = 1,388,548,398,700,126
  5. Step 5: Solve for x
    x = 1,388,548,398,700,126/49,132,827.28
  6. Step 6: Final answer
    x = 28,261,113.30

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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.