Home / 21,981,344.78-32,930,399.15-14,672,767.01

Finding the Fourth Proportional to 21,981,344.78, 32,930,399.15 and 14,672,767.01

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Solution

The fourth proportional to 21,981,344.78, 32,930,399.15 and 14,672,767.01 is: 21,981,370.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,981,344.78 : 32,930,399.15 = 14,672,767.01 : x
  2. Step 2: Convert to fraction form
    21,981,344.78/32,930,399.15 = 14,672,767.01/x
  3. Step 3: Cross multiply
    21,981,344.78x = 32,930,399.15 × 14,672,767.01
  4. Step 4: Simplify right side
    21,981,344.78x = 483,180,074,200,888.19
  5. Step 5: Solve for x
    x = 483,180,074,200,888.19/21,981,344.78
  6. Step 6: Final answer
    x = 21,981,370.07

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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.