Home / 66,809,097.66-100,083,176.12-31,744,309.44

Finding the Fourth Proportional to 66,809,097.66, 100,083,176.12 and 31,744,309.44

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Solution

The fourth proportional to 66,809,097.66, 100,083,176.12 and 31,744,309.44 is: 47,554,471.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,809,097.66 : 100,083,176.12 = 31,744,309.44 : x
  2. Step 2: Convert to fraction form
    66,809,097.66/100,083,176.12 = 31,744,309.44/x
  3. Step 3: Cross multiply
    66,809,097.66x = 100,083,176.12 × 31,744,309.44
  4. Step 4: Simplify right side
    66,809,097.66x = 3,177,071,312,491,299
  5. Step 5: Solve for x
    x = 3,177,071,312,491,299/66,809,097.66
  6. Step 6: Final answer
    x = 47,554,471.23

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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.