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Finding the Fourth Proportional to 32,597,136.40, 48,895,704.60 and 8,662,608.40

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Solution

The fourth proportional to 32,597,136.40, 48,895,704.60 and 8,662,608.40 is: 12,993,912.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,597,136.40 : 48,895,704.60 = 8,662,608.40 : x
  2. Step 2: Convert to fraction form
    32,597,136.40/48,895,704.60 = 8,662,608.40/x
  3. Step 3: Cross multiply
    32,597,136.40x = 48,895,704.60 × 8,662,608.40
  4. Step 4: Simplify right side
    32,597,136.40x = 423,564,341,391,878.69
  5. Step 5: Solve for x
    x = 423,564,341,391,878.69/32,597,136.40
  6. Step 6: Final answer
    x = 12,993,912.60

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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.