Home / 49,029,832.35-67,656,161.57-30,188,422.35

Finding the Fourth Proportional to 49,029,832.35, 67,656,161.57 and 30,188,422.35

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Solution

The fourth proportional to 49,029,832.35, 67,656,161.57 and 30,188,422.35 is: 41,656,939.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,029,832.35 : 67,656,161.57 = 30,188,422.35 : x
  2. Step 2: Convert to fraction form
    49,029,832.35/67,656,161.57 = 30,188,422.35/x
  3. Step 3: Cross multiply
    49,029,832.35x = 67,656,161.57 × 30,188,422.35
  4. Step 4: Simplify right side
    49,029,832.35x = 2,042,432,779,904,057
  5. Step 5: Solve for x
    x = 2,042,432,779,904,057/49,029,832.35
  6. Step 6: Final answer
    x = 41,656,939.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.