Home / 11,982,495.80-17,973,743.70-8,133,894.20

Finding the Fourth Proportional to 11,982,495.80, 17,973,743.70 and 8,133,894.20

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Solution

The fourth proportional to 11,982,495.80, 17,973,743.70 and 8,133,894.20 is: 12,200,841.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,982,495.80 : 17,973,743.70 = 8,133,894.20 : x
  2. Step 2: Convert to fraction form
    11,982,495.80/17,973,743.70 = 8,133,894.20/x
  3. Step 3: Cross multiply
    11,982,495.80x = 17,973,743.70 × 8,133,894.20
  4. Step 4: Simplify right side
    11,982,495.80x = 146,196,529,633,716.53
  5. Step 5: Solve for x
    x = 146,196,529,633,716.53/11,982,495.80
  6. Step 6: Final answer
    x = 12,200,841.30

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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.