Home / 23,427,432.42-32,307,144.21-18,268,911.78

Finding the Fourth Proportional to 23,427,432.42, 32,307,144.21 and 18,268,911.78

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Solution

The fourth proportional to 23,427,432.42, 32,307,144.21 and 18,268,911.78 is: 25,193,386.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,427,432.42 : 32,307,144.21 = 18,268,911.78 : x
  2. Step 2: Convert to fraction form
    23,427,432.42/32,307,144.21 = 18,268,911.78/x
  3. Step 3: Cross multiply
    23,427,432.42x = 32,307,144.21 × 18,268,911.78
  4. Step 4: Simplify right side
    23,427,432.42x = 590,216,367,436,227.88
  5. Step 5: Solve for x
    x = 590,216,367,436,227.88/23,427,432.42
  6. Step 6: Final answer
    x = 25,193,386.83

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Double scale
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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.