Home / 12,087,608.04-18,132,122.88-3,451,044.60

Finding the Fourth Proportional to 12,087,608.04, 18,132,122.88 and 3,451,044.60

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Solution

The fourth proportional to 12,087,608.04, 18,132,122.88 and 3,451,044.60 is: 5,176,769.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,087,608.04 : 18,132,122.88 = 3,451,044.60 : x
  2. Step 2: Convert to fraction form
    12,087,608.04/18,132,122.88 = 3,451,044.60/x
  3. Step 3: Cross multiply
    12,087,608.04x = 18,132,122.88 × 3,451,044.60
  4. Step 4: Simplify right side
    12,087,608.04x = 62,574,764,751,560.45
  5. Step 5: Solve for x
    x = 62,574,764,751,560.45/12,087,608.04
  6. Step 6: Final answer
    x = 5,176,769.84

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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.