Home / 66,465,344.04-91,722,301.72-36,696,049.68

Finding the Fourth Proportional to 66,465,344.04, 91,722,301.72 and 36,696,049.68

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Solution

The fourth proportional to 66,465,344.04, 91,722,301.72 and 36,696,049.68 is: 50,640,618.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,465,344.04 : 91,722,301.72 = 36,696,049.68 : x
  2. Step 2: Convert to fraction form
    66,465,344.04/91,722,301.72 = 36,696,049.68/x
  3. Step 3: Cross multiply
    66,465,344.04x = 91,722,301.72 × 36,696,049.68
  4. Step 4: Simplify right side
    66,465,344.04x = 3,365,846,140,681,069.50
  5. Step 5: Solve for x
    x = 3,365,846,140,681,069.50/66,465,344.04
  6. Step 6: Final answer
    x = 50,640,618.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.