Home / 13,555,179.56-18,705,636.96-7,360,092.38

Finding the Fourth Proportional to 13,555,179.56, 18,705,636.96 and 7,360,092.38

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Solution

The fourth proportional to 13,555,179.56, 18,705,636.96 and 7,360,092.38 is: 10,156,650.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,555,179.56 : 18,705,636.96 = 7,360,092.38 : x
  2. Step 2: Convert to fraction form
    13,555,179.56/18,705,636.96 = 7,360,092.38/x
  3. Step 3: Cross multiply
    13,555,179.56x = 18,705,636.96 × 7,360,092.38
  4. Step 4: Simplify right side
    13,555,179.56x = 137,675,216,052,342.38
  5. Step 5: Solve for x
    x = 137,675,216,052,342.38/13,555,179.56
  6. Step 6: Final answer
    x = 10,156,650.12

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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.