Home / 54,577,820.55-81,866,730.83-27,288,325.20

Finding the Fourth Proportional to 54,577,820.55, 81,866,730.83 and 27,288,325.20

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Solution

The fourth proportional to 54,577,820.55, 81,866,730.83 and 27,288,325.20 is: 40,932,487.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,577,820.55 : 81,866,730.83 = 27,288,325.20 : x
  2. Step 2: Convert to fraction form
    54,577,820.55/81,866,730.83 = 27,288,325.20/x
  3. Step 3: Cross multiply
    54,577,820.55x = 81,866,730.83 × 27,288,325.20
  4. Step 4: Simplify right side
    54,577,820.55x = 2,234,005,973,813,464.25
  5. Step 5: Solve for x
    x = 2,234,005,973,813,464.25/54,577,820.55
  6. Step 6: Final answer
    x = 40,932,487.80

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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.