Home / 18,211,224.12-25,131,185.70-9,951,104.94

Finding the Fourth Proportional to 18,211,224.12, 25,131,185.70 and 9,951,104.94

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Solution

The fourth proportional to 18,211,224.12, 25,131,185.70 and 9,951,104.94 is: 13,732,358.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,211,224.12 : 25,131,185.70 = 9,951,104.94 : x
  2. Step 2: Convert to fraction form
    18,211,224.12/25,131,185.70 = 9,951,104.94/x
  3. Step 3: Cross multiply
    18,211,224.12x = 25,131,185.70 × 9,951,104.94
  4. Step 4: Simplify right side
    18,211,224.12x = 250,083,066,167,327.34
  5. Step 5: Solve for x
    x = 250,083,066,167,327.34/18,211,224.12
  6. Step 6: Final answer
    x = 13,732,358.93

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1.5x scale

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.