Home / 10,212,073.80-15,302,364.30-8,857,883.40

Finding the Fourth Proportional to 10,212,073.80, 15,302,364.30 and 8,857,883.40

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Solution

The fourth proportional to 10,212,073.80, 15,302,364.30 and 8,857,883.40 is: 13,273,166.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,212,073.80 : 15,302,364.30 = 8,857,883.40 : x
  2. Step 2: Convert to fraction form
    10,212,073.80/15,302,364.30 = 8,857,883.40/x
  3. Step 3: Cross multiply
    10,212,073.80x = 15,302,364.30 × 8,857,883.40
  4. Step 4: Simplify right side
    10,212,073.80x = 135,546,558,713,722.62
  5. Step 5: Solve for x
    x = 135,546,558,713,722.62/10,212,073.80
  6. Step 6: Final answer
    x = 13,273,166.78

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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.