Home / 21,504,311.40-32,256,467.10-7,320,887.40

Finding the Fourth Proportional to 21,504,311.40, 32,256,467.10 and 7,320,887.40

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Solution

The fourth proportional to 21,504,311.40, 32,256,467.10 and 7,320,887.40 is: 10,981,331.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,504,311.40 : 32,256,467.10 = 7,320,887.40 : x
  2. Step 2: Convert to fraction form
    21,504,311.40/32,256,467.10 = 7,320,887.40/x
  3. Step 3: Cross multiply
    21,504,311.40x = 32,256,467.10 × 7,320,887.40
  4. Step 4: Simplify right side
    21,504,311.40x = 236,145,963,560,904.56
  5. Step 5: Solve for x
    x = 236,145,963,560,904.56/21,504,311.40
  6. Step 6: Final answer
    x = 10,981,331.10

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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.