Home / 18,373,699.78-25,358,120.14-10,536,279.10

Finding the Fourth Proportional to 18,373,699.78, 25,358,120.14 and 10,536,279.10

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Solution

The fourth proportional to 18,373,699.78, 25,358,120.14 and 10,536,279.10 is: 14,541,449.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,373,699.78 : 25,358,120.14 = 10,536,279.10 : x
  2. Step 2: Convert to fraction form
    18,373,699.78/25,358,120.14 = 10,536,279.10/x
  3. Step 3: Cross multiply
    18,373,699.78x = 25,358,120.14 × 10,536,279.10
  4. Step 4: Simplify right side
    18,373,699.78x = 267,180,231,246,371.06
  5. Step 5: Solve for x
    x = 267,180,231,246,371.06/18,373,699.78
  6. Step 6: Final answer
    x = 14,541,449.71

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1.5x scale

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.