Home / 7,192,109.16-10,788,257.25-2,399,798.43

Finding the Fourth Proportional to 7,192,109.16, 10,788,257.25 and 2,399,798.43

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Solution

The fourth proportional to 7,192,109.16, 10,788,257.25 and 2,399,798.43 is: 3,599,728.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192,109.16 : 10,788,257.25 = 2,399,798.43 : x
  2. Step 2: Convert to fraction form
    7,192,109.16/10,788,257.25 = 2,399,798.43/x
  3. Step 3: Cross multiply
    7,192,109.16x = 10,788,257.25 × 2,399,798.43
  4. Step 4: Simplify right side
    7,192,109.16x = 25,889,642,810,986.12
  5. Step 5: Solve for x
    x = 25,889,642,810,986.12/7,192,109.16
  6. Step 6: Final answer
    x = 3,599,728.85

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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.