Home / 27,921,380.40-41,886,007.20-8,750,138.40

Finding the Fourth Proportional to 27,921,380.40, 41,886,007.20 and 8,750,138.40

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Solution

The fourth proportional to 27,921,380.40, 41,886,007.20 and 8,750,138.40 is: 13,126,441.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,921,380.40 : 41,886,007.20 = 8,750,138.40 : x
  2. Step 2: Convert to fraction form
    27,921,380.40/41,886,007.20 = 8,750,138.40/x
  3. Step 3: Cross multiply
    27,921,380.40x = 41,886,007.20 × 8,750,138.40
  4. Step 4: Simplify right side
    27,921,380.40x = 366,508,360,023,396.50
  5. Step 5: Solve for x
    x = 366,508,360,023,396.50/27,921,380.40
  6. Step 6: Final answer
    x = 13,126,441.27

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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.