Home / 65,002,687.70-97,504,031.55-21,857,551.70

Finding the Fourth Proportional to 65,002,687.70, 97,504,031.55 and 21,857,551.70

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Solution

The fourth proportional to 65,002,687.70, 97,504,031.55 and 21,857,551.70 is: 32,786,327.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,002,687.70 : 97,504,031.55 = 21,857,551.70 : x
  2. Step 2: Convert to fraction form
    65,002,687.70/97,504,031.55 = 21,857,551.70/x
  3. Step 3: Cross multiply
    65,002,687.70x = 97,504,031.55 × 21,857,551.70
  4. Step 4: Simplify right side
    65,002,687.70x = 2,131,199,410,562,556
  5. Step 5: Solve for x
    x = 2,131,199,410,562,556/65,002,687.70
  6. Step 6: Final answer
    x = 32,786,327.55

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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.