Home / 10,726,279.20-16,089,807.60-3,154,010.40

Finding the Fourth Proportional to 10,726,279.20, 16,089,807.60 and 3,154,010.40

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Solution

The fourth proportional to 10,726,279.20, 16,089,807.60 and 3,154,010.40 is: 4,731,129.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,726,279.20 : 16,089,807.60 = 3,154,010.40 : x
  2. Step 2: Convert to fraction form
    10,726,279.20/16,089,807.60 = 3,154,010.40/x
  3. Step 3: Cross multiply
    10,726,279.20x = 16,089,807.60 × 3,154,010.40
  4. Step 4: Simplify right side
    10,726,279.20x = 50,747,420,504,399.04
  5. Step 5: Solve for x
    x = 50,747,420,504,399.04/10,726,279.20
  6. Step 6: Final answer
    x = 4,731,129.92

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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.