Home / 11,918,549.01-17,877,987.56-3,398,886.39

Finding the Fourth Proportional to 11,918,549.01, 17,877,987.56 and 3,398,886.39

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Solution

The fourth proportional to 11,918,549.01, 17,877,987.56 and 3,398,886.39 is: 5,098,376.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,918,549.01 : 17,877,987.56 = 3,398,886.39 : x
  2. Step 2: Convert to fraction form
    11,918,549.01/17,877,987.56 = 3,398,886.39/x
  3. Step 3: Cross multiply
    11,918,549.01x = 17,877,987.56 × 3,398,886.39
  4. Step 4: Simplify right side
    11,918,549.01x = 60,765,248,598,273.30
  5. Step 5: Solve for x
    x = 60,765,248,598,273.30/11,918,549.01
  6. Step 6: Final answer
    x = 5,098,376.37

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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.