Home / 71,021,819.40-97,982,222.94-41,247,398.76

Finding the Fourth Proportional to 71,021,819.40, 97,982,222.94 and 41,247,398.76

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Solution

The fourth proportional to 71,021,819.40, 97,982,222.94 and 41,247,398.76 is: 56,905,213.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,021,819.40 : 97,982,222.94 = 41,247,398.76 : x
  2. Step 2: Convert to fraction form
    71,021,819.40/97,982,222.94 = 41,247,398.76/x
  3. Step 3: Cross multiply
    71,021,819.40x = 97,982,222.94 × 41,247,398.76
  4. Step 4: Simplify right side
    71,021,819.40x = 4,041,511,820,997,399.50
  5. Step 5: Solve for x
    x = 4,041,511,820,997,399.50/71,021,819.40
  6. Step 6: Final answer
    x = 56,905,213.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.