Home / 6,906,811.25-10,367,402.70-5,087,230.76

Finding the Fourth Proportional to 6,906,811.25, 10,367,402.70 and 5,087,230.76

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Solution

The fourth proportional to 6,906,811.25, 10,367,402.70 and 5,087,230.76 is: 7,636,138.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,906,811.25 : 10,367,402.70 = 5,087,230.76 : x
  2. Step 2: Convert to fraction form
    6,906,811.25/10,367,402.70 = 5,087,230.76/x
  3. Step 3: Cross multiply
    6,906,811.25x = 10,367,402.70 × 5,087,230.76
  4. Step 4: Simplify right side
    6,906,811.25x = 52,741,369,916,747.05
  5. Step 5: Solve for x
    x = 52,741,369,916,747.05/6,906,811.25
  6. Step 6: Final answer
    x = 7,636,138.88

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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.