Home / 22,102,915.50-30,504,086.46-12,935,565.54

Finding the Fourth Proportional to 22,102,915.50, 30,504,086.46 and 12,935,565.54

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Solution

The fourth proportional to 22,102,915.50, 30,504,086.46 and 12,935,565.54 is: 17,852,287.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,102,915.50 : 30,504,086.46 = 12,935,565.54 : x
  2. Step 2: Convert to fraction form
    22,102,915.50/30,504,086.46 = 12,935,565.54/x
  3. Step 3: Cross multiply
    22,102,915.50x = 30,504,086.46 × 12,935,565.54
  4. Step 4: Simplify right side
    22,102,915.50x = 394,587,609,641,156.56
  5. Step 5: Solve for x
    x = 394,587,609,641,156.56/22,102,915.50
  6. Step 6: Final answer
    x = 17,852,287.84

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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.