Home / 6,607,189.49-9,910,385.96-3,928,560.77

Finding the Fourth Proportional to 6,607,189.49, 9,910,385.96 and 3,928,560.77

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Solution

The fourth proportional to 6,607,189.49, 9,910,385.96 and 3,928,560.77 is: 5,892,604.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,607,189.49 : 9,910,385.96 = 3,928,560.77 : x
  2. Step 2: Convert to fraction form
    6,607,189.49/9,910,385.96 = 3,928,560.77/x
  3. Step 3: Cross multiply
    6,607,189.49x = 9,910,385.96 × 3,928,560.77
  4. Step 4: Simplify right side
    6,607,189.49x = 38,933,553,478,371.98
  5. Step 5: Solve for x
    x = 38,933,553,478,371.98/6,607,189.49
  6. Step 6: Final answer
    x = 5,892,604.35

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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.