Home / 8,410,538.60-12,618,918.30-3,365,469.80

Finding the Fourth Proportional to 8,410,538.60, 12,618,918.30 and 3,365,469.80

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Solution

The fourth proportional to 8,410,538.60, 12,618,918.30 and 3,365,469.80 is: 5,049,449.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,410,538.60 : 12,618,918.30 = 3,365,469.80 : x
  2. Step 2: Convert to fraction form
    8,410,538.60/12,618,918.30 = 3,365,469.80/x
  3. Step 3: Cross multiply
    8,410,538.60x = 12,618,918.30 × 3,365,469.80
  4. Step 4: Simplify right side
    8,410,538.60x = 42,468,588,447,317.34
  5. Step 5: Solve for x
    x = 42,468,588,447,317.34/8,410,538.60
  6. Step 6: Final answer
    x = 5,049,449.32

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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.