Home / 37,161,678.09-55,743,077.45-12,901,375.38

Finding the Fourth Proportional to 37,161,678.09, 55,743,077.45 and 12,901,375.38

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Solution

The fourth proportional to 37,161,678.09, 55,743,077.45 and 12,901,375.38 is: 19,352,257.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,161,678.09 : 55,743,077.45 = 12,901,375.38 : x
  2. Step 2: Convert to fraction form
    37,161,678.09/55,743,077.45 = 12,901,375.38/x
  3. Step 3: Cross multiply
    37,161,678.09x = 55,743,077.45 × 12,901,375.38
  4. Step 4: Simplify right side
    37,161,678.09x = 719,162,367,018,863.25
  5. Step 5: Solve for x
    x = 719,162,367,018,863.25/37,161,678.09
  6. Step 6: Final answer
    x = 19,352,257.59

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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.