Home / 25,600,630.11-38,400,982.13-10,454,561.61

Finding the Fourth Proportional to 25,600,630.11, 38,400,982.13 and 10,454,561.61

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Solution

The fourth proportional to 25,600,630.11, 38,400,982.13 and 10,454,561.61 is: 15,681,857.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,600,630.11 : 38,400,982.13 = 10,454,561.61 : x
  2. Step 2: Convert to fraction form
    25,600,630.11/38,400,982.13 = 10,454,561.61/x
  3. Step 3: Cross multiply
    25,600,630.11x = 38,400,982.13 × 10,454,561.61
  4. Step 4: Simplify right side
    25,600,630.11x = 401,465,433,510,321.19
  5. Step 5: Solve for x
    x = 401,465,433,510,321.19/25,600,630.11
  6. Step 6: Final answer
    x = 15,681,857.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.