Home / 54,261,538.80-81,392,308.20-49,159,705.20

Finding the Fourth Proportional to 54,261,538.80, 81,392,308.20 and 49,159,705.20

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Solution

The fourth proportional to 54,261,538.80, 81,392,308.20 and 49,159,705.20 is: 73,739,557.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,261,538.80 : 81,392,308.20 = 49,159,705.20 : x
  2. Step 2: Convert to fraction form
    54,261,538.80/81,392,308.20 = 49,159,705.20/x
  3. Step 3: Cross multiply
    54,261,538.80x = 81,392,308.20 × 49,159,705.20
  4. Step 4: Simplify right side
    54,261,538.80x = 4,001,221,876,659,543
  5. Step 5: Solve for x
    x = 4,001,221,876,659,543/54,261,538.80
  6. Step 6: Final answer
    x = 73,739,557.80

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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.