Home / 18,042,546.88-27,077,271.57-7,259,939.47

Finding the Fourth Proportional to 18,042,546.88, 27,077,271.57 and 7,259,939.47

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Solution

The fourth proportional to 18,042,546.88, 27,077,271.57 and 7,259,939.47 is: 10,895,321.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,042,546.88 : 27,077,271.57 = 7,259,939.47 : x
  2. Step 2: Convert to fraction form
    18,042,546.88/27,077,271.57 = 7,259,939.47/x
  3. Step 3: Cross multiply
    18,042,546.88x = 27,077,271.57 × 7,259,939.47
  4. Step 4: Simplify right side
    18,042,546.88x = 196,579,352,475,565.50
  5. Step 5: Solve for x
    x = 196,579,352,475,565.50/18,042,546.88
  6. Step 6: Final answer
    x = 10,895,321.70

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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.