Home / 18,189,521.92-25,100,658.24-10,348,295.84

Finding the Fourth Proportional to 18,189,521.92, 25,100,658.24 and 10,348,295.84

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Solution

The fourth proportional to 18,189,521.92, 25,100,658.24 and 10,348,295.84 is: 14,280,146.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,189,521.92 : 25,100,658.24 = 10,348,295.84 : x
  2. Step 2: Convert to fraction form
    18,189,521.92/25,100,658.24 = 10,348,295.84/x
  3. Step 3: Cross multiply
    18,189,521.92x = 25,100,658.24 × 10,348,295.84
  4. Step 4: Simplify right side
    18,189,521.92x = 259,749,037,246,253.69
  5. Step 5: Solve for x
    x = 259,749,037,246,253.69/18,189,521.92
  6. Step 6: Final answer
    x = 14,280,146.47

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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.