Home / 54,171,012.03-81,239,449.18-17,770,920.28

Finding the Fourth Proportional to 54,171,012.03, 81,239,449.18 and 17,770,920.28

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Solution

The fourth proportional to 54,171,012.03, 81,239,449.18 and 17,770,920.28 is: 26,650,780.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,171,012.03 : 81,239,449.18 = 17,770,920.28 : x
  2. Step 2: Convert to fraction form
    54,171,012.03/81,239,449.18 = 17,770,920.28/x
  3. Step 3: Cross multiply
    54,171,012.03x = 81,239,449.18 × 17,770,920.28
  4. Step 4: Simplify right side
    54,171,012.03x = 1,443,699,774,968,891.50
  5. Step 5: Solve for x
    x = 1,443,699,774,968,891.50/54,171,012.03
  6. Step 6: Final answer
    x = 26,650,780.94

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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.