Home / 13,565,534.20-20,348,301.30-11,738,951.80

Finding the Fourth Proportional to 13,565,534.20, 20,348,301.30 and 11,738,951.80

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Solution

The fourth proportional to 13,565,534.20, 20,348,301.30 and 11,738,951.80 is: 17,608,427.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,565,534.20 : 20,348,301.30 = 11,738,951.80 : x
  2. Step 2: Convert to fraction form
    13,565,534.20/20,348,301.30 = 11,738,951.80/x
  3. Step 3: Cross multiply
    13,565,534.20x = 20,348,301.30 × 11,738,951.80
  4. Step 4: Simplify right side
    13,565,534.20x = 238,867,728,172,577.38
  5. Step 5: Solve for x
    x = 238,867,728,172,577.38/13,565,534.20
  6. Step 6: Final answer
    x = 17,608,427.70

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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.