Home / 7,380,448.60-11,070,672.90-3,399,136.60

Finding the Fourth Proportional to 7,380,448.60, 11,070,672.90 and 3,399,136.60

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Solution

The fourth proportional to 7,380,448.60, 11,070,672.90 and 3,399,136.60 is: 5,098,704.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380,448.60 : 11,070,672.90 = 3,399,136.60 : x
  2. Step 2: Convert to fraction form
    7,380,448.60/11,070,672.90 = 3,399,136.60/x
  3. Step 3: Cross multiply
    7,380,448.60x = 11,070,672.90 × 3,399,136.60
  4. Step 4: Simplify right side
    7,380,448.60x = 37,630,729,441,018.14
  5. Step 5: Solve for x
    x = 37,630,729,441,018.14/7,380,448.60
  6. Step 6: Final answer
    x = 5,098,704.90

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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.