Home / 13,166,876.97-18,169,559.33-7,364,537.70

Finding the Fourth Proportional to 13,166,876.97, 18,169,559.33 and 7,364,537.70

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Solution

The fourth proportional to 13,166,876.97, 18,169,559.33 and 7,364,537.70 is: 10,162,653.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,166,876.97 : 18,169,559.33 = 7,364,537.70 : x
  2. Step 2: Convert to fraction form
    13,166,876.97/18,169,559.33 = 7,364,537.70/x
  3. Step 3: Cross multiply
    13,166,876.97x = 18,169,559.33 × 7,364,537.70
  4. Step 4: Simplify right side
    13,166,876.97x = 133,810,404,641,349.05
  5. Step 5: Solve for x
    x = 133,810,404,641,349.05/13,166,876.97
  6. Step 6: Final answer
    x = 10,162,653.22

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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.