Home / 18,094,139.20-27,141,208.80-8,016,443.20

Finding the Fourth Proportional to 18,094,139.20, 27,141,208.80 and 8,016,443.20

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Solution

The fourth proportional to 18,094,139.20, 27,141,208.80 and 8,016,443.20 is: 12,024,664.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,094,139.20 : 27,141,208.80 = 8,016,443.20 : x
  2. Step 2: Convert to fraction form
    18,094,139.20/27,141,208.80 = 8,016,443.20/x
  3. Step 3: Cross multiply
    18,094,139.20x = 27,141,208.80 × 8,016,443.20
  4. Step 4: Simplify right side
    18,094,139.20x = 217,575,958,724,540.16
  5. Step 5: Solve for x
    x = 217,575,958,724,540.16/18,094,139.20
  6. Step 6: Final answer
    x = 12,024,664.80

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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.