Home / 21,795,358.60-32,693,037.90-18,394,136.20

Finding the Fourth Proportional to 21,795,358.60, 32,693,037.90 and 18,394,136.20

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Solution

The fourth proportional to 21,795,358.60, 32,693,037.90 and 18,394,136.20 is: 27,591,204.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,795,358.60 : 32,693,037.90 = 18,394,136.20 : x
  2. Step 2: Convert to fraction form
    21,795,358.60/32,693,037.90 = 18,394,136.20/x
  3. Step 3: Cross multiply
    21,795,358.60x = 32,693,037.90 × 18,394,136.20
  4. Step 4: Simplify right side
    21,795,358.60x = 601,360,191,924,361.88
  5. Step 5: Solve for x
    x = 601,360,191,924,361.88/21,795,358.60
  6. Step 6: Final answer
    x = 27,591,204.30

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1.5x scale

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.