Home / 11,342,608.20-16,998,360.30-7,286,646.60

Finding the Fourth Proportional to 11,342,608.20, 16,998,360.30 and 7,286,646.60

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Solution

The fourth proportional to 11,342,608.20, 16,998,360.30 and 7,286,646.60 is: 10,919,979.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,342,608.20 : 16,998,360.30 = 7,286,646.60 : x
  2. Step 2: Convert to fraction form
    11,342,608.20/16,998,360.30 = 7,286,646.60/x
  3. Step 3: Cross multiply
    11,342,608.20x = 16,998,360.30 × 7,286,646.60
  4. Step 4: Simplify right side
    11,342,608.20x = 123,861,044,285,569.98
  5. Step 5: Solve for x
    x = 123,861,044,285,569.98/11,342,608.20
  6. Step 6: Final answer
    x = 10,919,979.08

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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.