Home / 18,367,625.40-27,561,935.70-7,016,220.60

Finding the Fourth Proportional to 18,367,625.40, 27,561,935.70 and 7,016,220.60

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Solution

The fourth proportional to 18,367,625.40, 27,561,935.70 and 7,016,220.60 is: 10,528,340.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,367,625.40 : 27,561,935.70 = 7,016,220.60 : x
  2. Step 2: Convert to fraction form
    18,367,625.40/27,561,935.70 = 7,016,220.60/x
  3. Step 3: Cross multiply
    18,367,625.40x = 27,561,935.70 × 7,016,220.60
  4. Step 4: Simplify right side
    18,367,625.40x = 193,380,621,034,215.41
  5. Step 5: Solve for x
    x = 193,380,621,034,215.41/18,367,625.40
  6. Step 6: Final answer
    x = 10,528,340.86

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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.