Home / 25,619,453.55-35,318,074.01-18,264,517.72

Finding the Fourth Proportional to 25,619,453.55, 35,318,074.01 and 18,264,517.72

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Solution

The fourth proportional to 25,619,453.55, 35,318,074.01 and 18,264,517.72 is: 25,178,819.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,619,453.55 : 35,318,074.01 = 18,264,517.72 : x
  2. Step 2: Convert to fraction form
    25,619,453.55/35,318,074.01 = 18,264,517.72/x
  3. Step 3: Cross multiply
    25,619,453.55x = 35,318,074.01 × 18,264,517.72
  4. Step 4: Simplify right side
    25,619,453.55x = 645,067,588,610,962.88
  5. Step 5: Solve for x
    x = 645,067,588,610,962.88/25,619,453.55
  6. Step 6: Final answer
    x = 25,178,819.19

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.