Home / 11,918,592.28-17,878,052.44-3,398,929.66

Finding the Fourth Proportional to 11,918,592.28, 17,878,052.44 and 3,398,929.66

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Solution

The fourth proportional to 11,918,592.28, 17,878,052.44 and 3,398,929.66 is: 5,098,441.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,918,592.28 : 17,878,052.44 = 3,398,929.66 : x
  2. Step 2: Convert to fraction form
    11,918,592.28/17,878,052.44 = 3,398,929.66/x
  3. Step 3: Cross multiply
    11,918,592.28x = 17,878,052.44 × 3,398,929.66
  4. Step 4: Simplify right side
    11,918,592.28x = 60,766,242,701,351.38
  5. Step 5: Solve for x
    x = 60,766,242,701,351.38/11,918,592.28
  6. Step 6: Final answer
    x = 5,098,441.27

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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.