Home / 54,207,758.44-81,311,635.38-15,869,272.40

Finding the Fourth Proportional to 54,207,758.44, 81,311,635.38 and 15,869,272.40

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Solution

The fourth proportional to 54,207,758.44, 81,311,635.38 and 15,869,272.40 is: 23,803,907.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,207,758.44 : 81,311,635.38 = 15,869,272.40 : x
  2. Step 2: Convert to fraction form
    54,207,758.44/81,311,635.38 = 15,869,272.40/x
  3. Step 3: Cross multiply
    54,207,758.44x = 81,311,635.38 × 15,869,272.40
  4. Step 4: Simplify right side
    54,207,758.44x = 1,290,356,491,134,697.50
  5. Step 5: Solve for x
    x = 1,290,356,491,134,697.50/54,207,758.44
  6. Step 6: Final answer
    x = 23,803,907.93

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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.