Home / 31,171,234.38-43,018,213.50-17,421,296.46

Finding the Fourth Proportional to 31,171,234.38, 43,018,213.50 and 17,421,296.46

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Solution

The fourth proportional to 31,171,234.38, 43,018,213.50 and 17,421,296.46 is: 24,042,456.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,171,234.38 : 43,018,213.50 = 17,421,296.46 : x
  2. Step 2: Convert to fraction form
    31,171,234.38/43,018,213.50 = 17,421,296.46/x
  3. Step 3: Cross multiply
    31,171,234.38x = 43,018,213.50 × 17,421,296.46
  4. Step 4: Simplify right side
    31,171,234.38x = 749,433,050,563,074.25
  5. Step 5: Solve for x
    x = 749,433,050,563,074.25/31,171,234.38
  6. Step 6: Final answer
    x = 24,042,456.63

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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.