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Finding the Fourth Proportional to 41,261,748.60, 61,892,622.90 and 12,894,900.60

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Solution

The fourth proportional to 41,261,748.60, 61,892,622.90 and 12,894,900.60 is: 19,342,350.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,261,748.60 : 61,892,622.90 = 12,894,900.60 : x
  2. Step 2: Convert to fraction form
    41,261,748.60/61,892,622.90 = 12,894,900.60/x
  3. Step 3: Cross multiply
    41,261,748.60x = 61,892,622.90 × 12,894,900.60
  4. Step 4: Simplify right side
    41,261,748.60x = 798,099,220,168,783.75
  5. Step 5: Solve for x
    x = 798,099,220,168,783.75/41,261,748.60
  6. Step 6: Final answer
    x = 19,342,350.90

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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.