Home / 11,121,179.60-16,681,769.40-3,932,656.40

Finding the Fourth Proportional to 11,121,179.60, 16,681,769.40 and 3,932,656.40

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Solution

The fourth proportional to 11,121,179.60, 16,681,769.40 and 3,932,656.40 is: 5,898,984.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,121,179.60 : 16,681,769.40 = 3,932,656.40 : x
  2. Step 2: Convert to fraction form
    11,121,179.60/16,681,769.40 = 3,932,656.40/x
  3. Step 3: Cross multiply
    11,121,179.60x = 16,681,769.40 × 3,932,656.40
  4. Step 4: Simplify right side
    11,121,179.60x = 65,603,667,194,234.16
  5. Step 5: Solve for x
    x = 65,603,667,194,234.16/11,121,179.60
  6. Step 6: Final answer
    x = 5,898,984.60

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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.