Home / 18,152,324.32-25,049,478.24-9,892,211.20

Finding the Fourth Proportional to 18,152,324.32, 25,049,478.24 and 9,892,211.20

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Solution

The fourth proportional to 18,152,324.32, 25,049,478.24 and 9,892,211.20 is: 13,650,854.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,152,324.32 : 25,049,478.24 = 9,892,211.20 : x
  2. Step 2: Convert to fraction form
    18,152,324.32/25,049,478.24 = 9,892,211.20/x
  3. Step 3: Cross multiply
    18,152,324.32x = 25,049,478.24 × 9,892,211.20
  4. Step 4: Simplify right side
    18,152,324.32x = 247,794,729,199,884.25
  5. Step 5: Solve for x
    x = 247,794,729,199,884.25/18,152,324.32
  6. Step 6: Final answer
    x = 13,650,854.01

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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.