Home / 18,148,051.80-27,222,077.70-18,022,080.60

Finding the Fourth Proportional to 18,148,051.80, 27,222,077.70 and 18,022,080.60

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Solution

The fourth proportional to 18,148,051.80, 27,222,077.70 and 18,022,080.60 is: 27,033,120.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,148,051.80 : 27,222,077.70 = 18,022,080.60 : x
  2. Step 2: Convert to fraction form
    18,148,051.80/27,222,077.70 = 18,022,080.60/x
  3. Step 3: Cross multiply
    18,148,051.80x = 27,222,077.70 × 18,022,080.60
  4. Step 4: Simplify right side
    18,148,051.80x = 490,598,478,408,862.62
  5. Step 5: Solve for x
    x = 490,598,478,408,862.62/18,148,051.80
  6. Step 6: Final answer
    x = 27,033,120.90

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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.