Home / 12,440,010.71-18,652,317.82-4,858,060.79

Finding the Fourth Proportional to 12,440,010.71, 18,652,317.82 and 4,858,060.79

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Solution

The fourth proportional to 12,440,010.71, 18,652,317.82 and 4,858,060.79 is: 7,284,084.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,440,010.71 : 18,652,317.82 = 4,858,060.79 : x
  2. Step 2: Convert to fraction form
    12,440,010.71/18,652,317.82 = 4,858,060.79/x
  3. Step 3: Cross multiply
    12,440,010.71x = 18,652,317.82 × 4,858,060.79
  4. Step 4: Simplify right side
    12,440,010.71x = 90,614,093,878,445.92
  5. Step 5: Solve for x
    x = 90,614,093,878,445.92/12,440,010.71
  6. Step 6: Final answer
    x = 7,284,084.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.