Home / 6,665,376.48-9,998,414.10-2,116,788

Finding the Fourth Proportional to 6,665,376.48, 9,998,414.10 and 2,116,788

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Solution

The fourth proportional to 6,665,376.48, 9,998,414.10 and 2,116,788 is: 3,175,292.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,665,376.48 : 9,998,414.10 = 2,116,788 : x
  2. Step 2: Convert to fraction form
    6,665,376.48/9,998,414.10 = 2,116,788/x
  3. Step 3: Cross multiply
    6,665,376.48x = 9,998,414.10 × 2,116,788
  4. Step 4: Simplify right side
    6,665,376.48x = 21,164,522,985,910.80
  5. Step 5: Solve for x
    x = 21,164,522,985,910.80/6,665,376.48
  6. Step 6: Final answer
    x = 3,175,292.96

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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.