Home / 15,747,661.56-21,731,773.26-8,504,317.56

Finding the Fourth Proportional to 15,747,661.56, 21,731,773.26 and 8,504,317.56

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Solution

The fourth proportional to 15,747,661.56, 21,731,773.26 and 8,504,317.56 is: 11,735,958.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,747,661.56 : 21,731,773.26 = 8,504,317.56 : x
  2. Step 2: Convert to fraction form
    15,747,661.56/21,731,773.26 = 8,504,317.56/x
  3. Step 3: Cross multiply
    15,747,661.56x = 21,731,773.26 × 8,504,317.56
  4. Step 4: Simplify right side
    15,747,661.56x = 184,813,900,944,956.47
  5. Step 5: Solve for x
    x = 184,813,900,944,956.47/15,747,661.56
  6. Step 6: Final answer
    x = 11,735,958.40

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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.