Home / 30,824,704.64-42,537,560.32-17,073,373.60

Finding the Fourth Proportional to 30,824,704.64, 42,537,560.32 and 17,073,373.60

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Solution

The fourth proportional to 30,824,704.64, 42,537,560.32 and 17,073,373.60 is: 23,560,960.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,824,704.64 : 42,537,560.32 = 17,073,373.60 : x
  2. Step 2: Convert to fraction form
    30,824,704.64/42,537,560.32 = 17,073,373.60/x
  3. Step 3: Cross multiply
    30,824,704.64x = 42,537,560.32 × 17,073,373.60
  4. Step 4: Simplify right side
    30,824,704.64x = 726,259,659,375,895.62
  5. Step 5: Solve for x
    x = 726,259,659,375,895.62/30,824,704.64
  6. Step 6: Final answer
    x = 23,560,960.85

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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.