Home / 10,618,906.60-15,936,654.30-4,939,834.60

Finding the Fourth Proportional to 10,618,906.60, 15,936,654.30 and 4,939,834.60

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Solution

The fourth proportional to 10,618,906.60, 15,936,654.30 and 4,939,834.60 is: 7,413,610.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,618,906.60 : 15,936,654.30 = 4,939,834.60 : x
  2. Step 2: Convert to fraction form
    10,618,906.60/15,936,654.30 = 4,939,834.60/x
  3. Step 3: Cross multiply
    10,618,906.60x = 15,936,654.30 × 4,939,834.60
  4. Step 4: Simplify right side
    10,618,906.60x = 78,724,436,319,378.78
  5. Step 5: Solve for x
    x = 78,724,436,319,378.78/10,618,906.60
  6. Step 6: Final answer
    x = 7,413,610.39

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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.