Home / 9,199,064.71-12,694,184.94-5,277,989.65

Finding the Fourth Proportional to 9,199,064.71, 12,694,184.94 and 5,277,989.65

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Solution

The fourth proportional to 9,199,064.71, 12,694,184.94 and 5,277,989.65 is: 7,283,324.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,199,064.71 : 12,694,184.94 = 5,277,989.65 : x
  2. Step 2: Convert to fraction form
    9,199,064.71/12,694,184.94 = 5,277,989.65/x
  3. Step 3: Cross multiply
    9,199,064.71x = 12,694,184.94 × 5,277,989.65
  4. Step 4: Simplify right side
    9,199,064.71x = 66,999,776,728,505.88
  5. Step 5: Solve for x
    x = 66,999,776,728,505.88/9,199,064.71
  6. Step 6: Final answer
    x = 7,283,324.86

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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.