Home / 13,738,999.60-20,608,499.40-4,764,458.80

Finding the Fourth Proportional to 13,738,999.60, 20,608,499.40 and 4,764,458.80

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Solution

The fourth proportional to 13,738,999.60, 20,608,499.40 and 4,764,458.80 is: 7,146,688.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,738,999.60 : 20,608,499.40 = 4,764,458.80 : x
  2. Step 2: Convert to fraction form
    13,738,999.60/20,608,499.40 = 4,764,458.80/x
  3. Step 3: Cross multiply
    13,738,999.60x = 20,608,499.40 × 4,764,458.80
  4. Step 4: Simplify right side
    13,738,999.60x = 98,188,346,321,124.70
  5. Step 5: Solve for x
    x = 98,188,346,321,124.70/13,738,999.60
  6. Step 6: Final answer
    x = 7,146,688.20

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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.