Home / 34,418,116.20-47,496,252.90-18,947,608.68

Finding the Fourth Proportional to 34,418,116.20, 47,496,252.90 and 18,947,608.68

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Solution

The fourth proportional to 34,418,116.20, 47,496,252.90 and 18,947,608.68 is: 26,147,288.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,418,116.20 : 47,496,252.90 = 18,947,608.68 : x
  2. Step 2: Convert to fraction form
    34,418,116.20/47,496,252.90 = 18,947,608.68/x
  3. Step 3: Cross multiply
    34,418,116.20x = 47,496,252.90 × 18,947,608.68
  4. Step 4: Simplify right side
    34,418,116.20x = 899,940,413,715,515.12
  5. Step 5: Solve for x
    x = 899,940,413,715,515.12/34,418,116.20
  6. Step 6: Final answer
    x = 26,147,288.49

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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.