Home / 7,822,250.73-11,730,974.85-5,408,910.34

Finding the Fourth Proportional to 7,822,250.73, 11,730,974.85 and 5,408,910.34

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Solution

The fourth proportional to 7,822,250.73, 11,730,974.85 and 5,408,910.34 is: 8,111,705.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,822,250.73 : 11,730,974.85 = 5,408,910.34 : x
  2. Step 2: Convert to fraction form
    7,822,250.73/11,730,974.85 = 5,408,910.34/x
  3. Step 3: Cross multiply
    7,822,250.73x = 11,730,974.85 × 5,408,910.34
  4. Step 4: Simplify right side
    7,822,250.73x = 63,451,791,135,117.52
  5. Step 5: Solve for x
    x = 63,451,791,135,117.52/7,822,250.73
  6. Step 6: Final answer
    x = 8,111,705.10

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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.