Home / 13,565,529.70-20,348,294.55-11,738,947.30

Finding the Fourth Proportional to 13,565,529.70, 20,348,294.55 and 11,738,947.30

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Solution

The fourth proportional to 13,565,529.70, 20,348,294.55 and 11,738,947.30 is: 17,608,420.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,565,529.70 : 20,348,294.55 = 11,738,947.30 : x
  2. Step 2: Convert to fraction form
    13,565,529.70/20,348,294.55 = 11,738,947.30/x
  3. Step 3: Cross multiply
    13,565,529.70x = 20,348,294.55 × 11,738,947.30
  4. Step 4: Simplify right side
    13,565,529.70x = 238,867,557,367,327.25
  5. Step 5: Solve for x
    x = 238,867,557,367,327.25/13,565,529.70
  6. Step 6: Final answer
    x = 17,608,420.95

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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.