Home / 18,100,834.40-27,151,907.70-5,322,630.80

Finding the Fourth Proportional to 18,100,834.40, 27,151,907.70 and 5,322,630.80

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Solution

The fourth proportional to 18,100,834.40, 27,151,907.70 and 5,322,630.80 is: 7,984,139.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,100,834.40 : 27,151,907.70 = 5,322,630.80 : x
  2. Step 2: Convert to fraction form
    18,100,834.40/27,151,907.70 = 5,322,630.80/x
  3. Step 3: Cross multiply
    18,100,834.40x = 27,151,907.70 × 5,322,630.80
  4. Step 4: Simplify right side
    18,100,834.40x = 144,519,580,202,777.16
  5. Step 5: Solve for x
    x = 144,519,580,202,777.16/18,100,834.40
  6. Step 6: Final answer
    x = 7,984,139.13

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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.