Home / 22,100,728.68-30,494,958.30-12,310,929.36

Finding the Fourth Proportional to 22,100,728.68, 30,494,958.30 and 12,310,929.36

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Solution

The fourth proportional to 22,100,728.68, 30,494,958.30 and 12,310,929.36 is: 16,986,828.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,100,728.68 : 30,494,958.30 = 12,310,929.36 : x
  2. Step 2: Convert to fraction form
    22,100,728.68/30,494,958.30 = 12,310,929.36/x
  3. Step 3: Cross multiply
    22,100,728.68x = 30,494,958.30 × 12,310,929.36
  4. Step 4: Simplify right side
    22,100,728.68x = 375,421,277,467,445.69
  5. Step 5: Solve for x
    x = 375,421,277,467,445.69/22,100,728.68
  6. Step 6: Final answer
    x = 16,986,828.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.