Home / 34,542,647.34-47,669,083.78-18,861,780.71

Finding the Fourth Proportional to 34,542,647.34, 47,669,083.78 and 18,861,780.71

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Solution

The fourth proportional to 34,542,647.34, 47,669,083.78 and 18,861,780.71 is: 26,029,383.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,542,647.34 : 47,669,083.78 = 18,861,780.71 : x
  2. Step 2: Convert to fraction form
    34,542,647.34/47,669,083.78 = 18,861,780.71/x
  3. Step 3: Cross multiply
    34,542,647.34x = 47,669,083.78 × 18,861,780.71
  4. Step 4: Simplify right side
    34,542,647.34x = 899,123,804,904,978
  5. Step 5: Solve for x
    x = 899,123,804,904,978/34,542,647.34
  6. Step 6: Final answer
    x = 26,029,383.22

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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.