Home / 11,912,809.60-17,876,601.60-6,237,107.20

Finding the Fourth Proportional to 11,912,809.60, 17,876,601.60 and 6,237,107.20

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Solution

The fourth proportional to 11,912,809.60, 17,876,601.60 and 6,237,107.20 is: 9,359,528.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,912,809.60 : 17,876,601.60 = 6,237,107.20 : x
  2. Step 2: Convert to fraction form
    11,912,809.60/17,876,601.60 = 6,237,107.20/x
  3. Step 3: Cross multiply
    11,912,809.60x = 17,876,601.60 × 6,237,107.20
  4. Step 4: Simplify right side
    11,912,809.60x = 111,498,280,550,891.53
  5. Step 5: Solve for x
    x = 111,498,280,550,891.53/11,912,809.60
  6. Step 6: Final answer
    x = 9,359,528.47

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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.