Home / 15,769,667.40-23,647,589.10-7,247,171.40

Finding the Fourth Proportional to 15,769,667.40, 23,647,589.10 and 7,247,171.40

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Solution

The fourth proportional to 15,769,667.40, 23,647,589.10 and 7,247,171.40 is: 10,867,580.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,769,667.40 : 23,647,589.10 = 7,247,171.40 : x
  2. Step 2: Convert to fraction form
    15,769,667.40/23,647,589.10 = 7,247,171.40/x
  3. Step 3: Cross multiply
    15,769,667.40x = 23,647,589.10 × 7,247,171.40
  4. Step 4: Simplify right side
    15,769,667.40x = 171,378,131,404,471.75
  5. Step 5: Solve for x
    x = 171,378,131,404,471.75/15,769,667.40
  6. Step 6: Final answer
    x = 10,867,580.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.