Home / 38,259,684.94-57,400,708.38-12,351,378.38

Finding the Fourth Proportional to 38,259,684.94, 57,400,708.38 and 12,351,378.38

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Solution

The fourth proportional to 38,259,684.94, 57,400,708.38 and 12,351,378.38 is: 18,530,677.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,259,684.94 : 57,400,708.38 = 12,351,378.38 : x
  2. Step 2: Convert to fraction form
    38,259,684.94/57,400,708.38 = 12,351,378.38/x
  3. Step 3: Cross multiply
    38,259,684.94x = 57,400,708.38 × 12,351,378.38
  4. Step 4: Simplify right side
    38,259,684.94x = 708,977,868,481,416.88
  5. Step 5: Solve for x
    x = 708,977,868,481,416.88/38,259,684.94
  6. Step 6: Final answer
    x = 18,530,677.12

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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.