Home / 26,608,665.60-39,912,998.40-8,657,769.60

Finding the Fourth Proportional to 26,608,665.60, 39,912,998.40 and 8,657,769.60

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Solution

The fourth proportional to 26,608,665.60, 39,912,998.40 and 8,657,769.60 is: 12,986,654.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,608,665.60 : 39,912,998.40 = 8,657,769.60 : x
  2. Step 2: Convert to fraction form
    26,608,665.60/39,912,998.40 = 8,657,769.60/x
  3. Step 3: Cross multiply
    26,608,665.60x = 39,912,998.40 × 8,657,769.60
  4. Step 4: Simplify right side
    26,608,665.60x = 345,557,544,192,368.62
  5. Step 5: Solve for x
    x = 345,557,544,192,368.62/26,608,665.60
  6. Step 6: Final answer
    x = 12,986,654.40

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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.