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Finding the Fourth Proportional to 27,217,915.20, 40,826,872.80 and 24,446,548.80

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Solution

The fourth proportional to 27,217,915.20, 40,826,872.80 and 24,446,548.80 is: 36,669,823.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217,915.20 : 40,826,872.80 = 24,446,548.80 : x
  2. Step 2: Convert to fraction form
    27,217,915.20/40,826,872.80 = 24,446,548.80/x
  3. Step 3: Cross multiply
    27,217,915.20x = 40,826,872.80 × 24,446,548.80
  4. Step 4: Simplify right side
    27,217,915.20x = 998,076,138,256,592.62
  5. Step 5: Solve for x
    x = 998,076,138,256,592.62/27,217,915.20
  6. Step 6: Final answer
    x = 36,669,823.20

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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.