Home / 54,015,848.18-81,027,377.18-18,996,760.97

Finding the Fourth Proportional to 54,015,848.18, 81,027,377.18 and 18,996,760.97

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Solution

The fourth proportional to 54,015,848.18, 81,027,377.18 and 18,996,760.97 is: 28,496,409.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,015,848.18 : 81,027,377.18 = 18,996,760.97 : x
  2. Step 2: Convert to fraction form
    54,015,848.18/81,027,377.18 = 18,996,760.97/x
  3. Step 3: Cross multiply
    54,015,848.18x = 81,027,377.18 × 18,996,760.97
  4. Step 4: Simplify right side
    54,015,848.18x = 1,539,257,716,219,508.75
  5. Step 5: Solve for x
    x = 1,539,257,716,219,508.75/54,015,848.18
  6. Step 6: Final answer
    x = 28,496,409.26

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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.