Home / 17,517,393.60-24,172,610.40-9,781,972.80

Finding the Fourth Proportional to 17,517,393.60, 24,172,610.40 and 9,781,972.80

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Solution

The fourth proportional to 17,517,393.60, 24,172,610.40 and 9,781,972.80 is: 13,498,344.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,517,393.60 : 24,172,610.40 = 9,781,972.80 : x
  2. Step 2: Convert to fraction form
    17,517,393.60/24,172,610.40 = 9,781,972.80/x
  3. Step 3: Cross multiply
    17,517,393.60x = 24,172,610.40 × 9,781,972.80
  4. Step 4: Simplify right side
    17,517,393.60x = 236,455,817,437,797.12
  5. Step 5: Solve for x
    x = 236,455,817,437,797.12/17,517,393.60
  6. Step 6: Final answer
    x = 13,498,344.72

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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.