Home / 13,489,443.96-18,614,302.38-7,608,753.24

Finding the Fourth Proportional to 13,489,443.96, 18,614,302.38 and 7,608,753.24

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Solution

The fourth proportional to 13,489,443.96, 18,614,302.38 and 7,608,753.24 is: 10,499,441.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,489,443.96 : 18,614,302.38 = 7,608,753.24 : x
  2. Step 2: Convert to fraction form
    13,489,443.96/18,614,302.38 = 7,608,753.24/x
  3. Step 3: Cross multiply
    13,489,443.96x = 18,614,302.38 × 7,608,753.24
  4. Step 4: Simplify right side
    13,489,443.96x = 141,631,633,544,164.72
  5. Step 5: Solve for x
    x = 141,631,633,544,164.72/13,489,443.96
  6. Step 6: Final answer
    x = 10,499,441.93

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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.