Home / 13,608,859.60-20,419,194.30-6,877,273.60

Finding the Fourth Proportional to 13,608,859.60, 20,419,194.30 and 6,877,273.60

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Solution

The fourth proportional to 13,608,859.60, 20,419,194.30 and 6,877,273.60 is: 10,318,894.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,608,859.60 : 20,419,194.30 = 6,877,273.60 : x
  2. Step 2: Convert to fraction form
    13,608,859.60/20,419,194.30 = 6,877,273.60/x
  3. Step 3: Cross multiply
    13,608,859.60x = 20,419,194.30 × 6,877,273.60
  4. Step 4: Simplify right side
    13,608,859.60x = 140,428,385,892,660.48
  5. Step 5: Solve for x
    x = 140,428,385,892,660.48/13,608,859.60
  6. Step 6: Final answer
    x = 10,318,894.46

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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.