Home / 38,093,415.92-57,155,264.99-12,189,708.42

Finding the Fourth Proportional to 38,093,415.92, 57,155,264.99 and 12,189,708.42

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Solution

The fourth proportional to 38,093,415.92, 57,155,264.99 and 12,189,708.42 is: 18,289,407.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,093,415.92 : 57,155,264.99 = 12,189,708.42 : x
  2. Step 2: Convert to fraction form
    38,093,415.92/57,155,264.99 = 12,189,708.42/x
  3. Step 3: Cross multiply
    38,093,415.92x = 57,155,264.99 × 12,189,708.42
  4. Step 4: Simplify right side
    38,093,415.92x = 696,706,014,895,934.25
  5. Step 5: Solve for x
    x = 696,706,014,895,934.25/38,093,415.92
  6. Step 6: Final answer
    x = 18,289,407.71

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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.