Home / 34,449,977-47,540,942.15-18,980,061.65

Finding the Fourth Proportional to 34,449,977, 47,540,942.15 and 18,980,061.65

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Solution

The fourth proportional to 34,449,977, 47,540,942.15 and 18,980,061.65 is: 26,192,470.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,449,977 : 47,540,942.15 = 18,980,061.65 : x
  2. Step 2: Convert to fraction form
    34,449,977/47,540,942.15 = 18,980,061.65/x
  3. Step 3: Cross multiply
    34,449,977x = 47,540,942.15 × 18,980,061.65
  4. Step 4: Simplify right side
    34,449,977x = 902,330,012,573,478.62
  5. Step 5: Solve for x
    x = 902,330,012,573,478.62/34,449,977
  6. Step 6: Final answer
    x = 26,192,470.68

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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.