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Finding the Fourth Proportional to 16,172,536.80, 24,251,806.80 and 6,584,728.80

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Solution

The fourth proportional to 16,172,536.80, 24,251,806.80 and 6,584,728.80 is: 9,874,243.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,172,536.80 : 24,251,806.80 = 6,584,728.80 : x
  2. Step 2: Convert to fraction form
    16,172,536.80/24,251,806.80 = 6,584,728.80/x
  3. Step 3: Cross multiply
    16,172,536.80x = 24,251,806.80 × 6,584,728.80
  4. Step 4: Simplify right side
    16,172,536.80x = 159,691,570,687,995.84
  5. Step 5: Solve for x
    x = 159,691,570,687,995.84/16,172,536.80
  6. Step 6: Final answer
    x = 9,874,243.77

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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.