Home / 40,469,759.56-60,695,941.76-12,805,869.25

Finding the Fourth Proportional to 40,469,759.56, 60,695,941.76 and 12,805,869.25

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Solution

The fourth proportional to 40,469,759.56, 60,695,941.76 and 12,805,869.25 is: 19,206,051.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,469,759.56 : 60,695,941.76 = 12,805,869.25 : x
  2. Step 2: Convert to fraction form
    40,469,759.56/60,695,941.76 = 12,805,869.25/x
  3. Step 3: Cross multiply
    40,469,759.56x = 60,695,941.76 × 12,805,869.25
  4. Step 4: Simplify right side
    40,469,759.56x = 777,264,293,816,665.75
  5. Step 5: Solve for x
    x = 777,264,293,816,665.75/40,469,759.56
  6. Step 6: Final answer
    x = 19,206,051.69

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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.