Home / 54,136,366.20-81,204,549.30-52,223,178.60

Finding the Fourth Proportional to 54,136,366.20, 81,204,549.30 and 52,223,178.60

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Solution

The fourth proportional to 54,136,366.20, 81,204,549.30 and 52,223,178.60 is: 78,334,767.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,136,366.20 : 81,204,549.30 = 52,223,178.60 : x
  2. Step 2: Convert to fraction form
    54,136,366.20/81,204,549.30 = 52,223,178.60/x
  3. Step 3: Cross multiply
    54,136,366.20x = 81,204,549.30 × 52,223,178.60
  4. Step 4: Simplify right side
    54,136,366.20x = 4,240,759,681,226,405
  5. Step 5: Solve for x
    x = 4,240,759,681,226,405/54,136,366.20
  6. Step 6: Final answer
    x = 78,334,767.90

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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.