Home / 18,150,166.80-27,225,250.20-18,043,878.60

Finding the Fourth Proportional to 18,150,166.80, 27,225,250.20 and 18,043,878.60

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Solution

The fourth proportional to 18,150,166.80, 27,225,250.20 and 18,043,878.60 is: 27,065,817.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150,166.80 : 27,225,250.20 = 18,043,878.60 : x
  2. Step 2: Convert to fraction form
    18,150,166.80/27,225,250.20 = 18,043,878.60/x
  3. Step 3: Cross multiply
    18,150,166.80x = 27,225,250.20 × 18,043,878.60
  4. Step 4: Simplify right side
    18,150,166.80x = 491,249,109,463,425.75
  5. Step 5: Solve for x
    x = 491,249,109,463,425.75/18,150,166.80
  6. Step 6: Final answer
    x = 27,065,817.90

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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.