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Finding the Fourth Proportional to 16,489,819.60, 24,697,404.60 and 9,771,355.60

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Solution

The fourth proportional to 16,489,819.60, 24,697,404.60 and 9,771,355.60 is: 14,634,915.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,489,819.60 : 24,697,404.60 = 9,771,355.60 : x
  2. Step 2: Convert to fraction form
    16,489,819.60/24,697,404.60 = 9,771,355.60/x
  3. Step 3: Cross multiply
    16,489,819.60x = 24,697,404.60 × 9,771,355.60
  4. Step 4: Simplify right side
    16,489,819.60x = 241,327,122,743,675.75
  5. Step 5: Solve for x
    x = 241,327,122,743,675.75/16,489,819.60
  6. Step 6: Final answer
    x = 14,634,915.88

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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.