Home / 7,722,723.65-11,515,854.31-7,653,407.94

Finding the Fourth Proportional to 7,722,723.65, 11,515,854.31 and 7,653,407.94

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Solution

The fourth proportional to 7,722,723.65, 11,515,854.31 and 7,653,407.94 is: 11,412,493.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,722,723.65 : 11,515,854.31 = 7,653,407.94 : x
  2. Step 2: Convert to fraction form
    7,722,723.65/11,515,854.31 = 7,653,407.94/x
  3. Step 3: Cross multiply
    7,722,723.65x = 11,515,854.31 × 7,653,407.94
  4. Step 4: Simplify right side
    7,722,723.65x = 88,135,530,792,903.70
  5. Step 5: Solve for x
    x = 88,135,530,792,903.70/7,722,723.65
  6. Step 6: Final answer
    x = 11,412,493.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.