Home / 40,676,189.30-61,014,780.60-11,922,906.29

Finding the Fourth Proportional to 40,676,189.30, 61,014,780.60 and 11,922,906.29

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Solution

The fourth proportional to 40,676,189.30, 61,014,780.60 and 11,922,906.29 is: 17,884,505.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,676,189.30 : 61,014,780.60 = 11,922,906.29 : x
  2. Step 2: Convert to fraction form
    40,676,189.30/61,014,780.60 = 11,922,906.29/x
  3. Step 3: Cross multiply
    40,676,189.30x = 61,014,780.60 × 11,922,906.29
  4. Step 4: Simplify right side
    40,676,189.30x = 727,473,511,398,709.88
  5. Step 5: Solve for x
    x = 727,473,511,398,709.88/40,676,189.30
  6. Step 6: Final answer
    x = 17,884,505.01

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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.