Home / 66,809,095.65-100,083,173.13-31,744,307.43

Finding the Fourth Proportional to 66,809,095.65, 100,083,173.13 and 31,744,307.43

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Solution

The fourth proportional to 66,809,095.65, 100,083,173.13 and 31,744,307.43 is: 47,554,468.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,809,095.65 : 100,083,173.13 = 31,744,307.43 : x
  2. Step 2: Convert to fraction form
    66,809,095.65/100,083,173.13 = 31,744,307.43/x
  3. Step 3: Cross multiply
    66,809,095.65x = 100,083,173.13 × 31,744,307.43
  4. Step 4: Simplify right side
    66,809,095.65x = 3,177,071,016,408,635
  5. Step 5: Solve for x
    x = 3,177,071,016,408,635/66,809,095.65
  6. Step 6: Final answer
    x = 47,554,468.23

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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.