Home / 18,627,443.17-27,945,814.89-6,497,080.94

Finding the Fourth Proportional to 18,627,443.17, 27,945,814.89 and 6,497,080.94

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Solution

The fourth proportional to 18,627,443.17, 27,945,814.89 and 6,497,080.94 is: 9,747,243.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,627,443.17 : 27,945,814.89 = 6,497,080.94 : x
  2. Step 2: Convert to fraction form
    18,627,443.17/27,945,814.89 = 6,497,080.94/x
  3. Step 3: Cross multiply
    18,627,443.17x = 27,945,814.89 × 6,497,080.94
  4. Step 4: Simplify right side
    18,627,443.17x = 181,566,221,368,815.78
  5. Step 5: Solve for x
    x = 181,566,221,368,815.78/18,627,443.17
  6. Step 6: Final answer
    x = 9,747,243.34

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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.