Home / 44,293,654.80-66,449,813.40-18,721,501.20

Finding the Fourth Proportional to 44,293,654.80, 66,449,813.40 and 18,721,501.20

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Solution

The fourth proportional to 44,293,654.80, 66,449,813.40 and 18,721,501.20 is: 28,086,195.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,293,654.80 : 66,449,813.40 = 18,721,501.20 : x
  2. Step 2: Convert to fraction form
    44,293,654.80/66,449,813.40 = 18,721,501.20/x
  3. Step 3: Cross multiply
    44,293,654.80x = 66,449,813.40 × 18,721,501.20
  4. Step 4: Simplify right side
    44,293,654.80x = 1,244,040,261,307,876
  5. Step 5: Solve for x
    x = 1,244,040,261,307,876/44,293,654.80
  6. Step 6: Final answer
    x = 28,086,195.80

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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.