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Finding the Fourth Proportional to 22,978,339.38, 34,477,972.65 and 8,602,527.42

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Solution

The fourth proportional to 22,978,339.38, 34,477,972.65 and 8,602,527.42 is: 12,907,708.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,978,339.38 : 34,477,972.65 = 8,602,527.42 : x
  2. Step 2: Convert to fraction form
    22,978,339.38/34,477,972.65 = 8,602,527.42/x
  3. Step 3: Cross multiply
    22,978,339.38x = 34,477,972.65 × 8,602,527.42
  4. Step 4: Simplify right side
    22,978,339.38x = 296,597,705,107,635.06
  5. Step 5: Solve for x
    x = 296,597,705,107,635.06/22,978,339.38
  6. Step 6: Final answer
    x = 12,907,708.44

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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.