Home / 18,118,217.22-27,143,034.90-10,710,085.97

Finding the Fourth Proportional to 18,118,217.22, 27,143,034.90 and 10,710,085.97

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Solution

The fourth proportional to 18,118,217.22, 27,143,034.90 and 10,710,085.97 is: 16,044,858.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,118,217.22 : 27,143,034.90 = 10,710,085.97 : x
  2. Step 2: Convert to fraction form
    18,118,217.22/27,143,034.90 = 10,710,085.97/x
  3. Step 3: Cross multiply
    18,118,217.22x = 27,143,034.90 × 10,710,085.97
  4. Step 4: Simplify right side
    18,118,217.22x = 290,704,237,293,405.12
  5. Step 5: Solve for x
    x = 290,704,237,293,405.12/18,118,217.22
  6. Step 6: Final answer
    x = 16,044,858.82

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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.