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Finding the Fourth Proportional to 6,093,766.78, 8,409,277.91 and 3,340,460.14

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Solution

The fourth proportional to 6,093,766.78, 8,409,277.91 and 3,340,460.14 is: 4,609,769.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,093,766.78 : 8,409,277.91 = 3,340,460.14 : x
  2. Step 2: Convert to fraction form
    6,093,766.78/8,409,277.91 = 3,340,460.14/x
  3. Step 3: Cross multiply
    6,093,766.78x = 8,409,277.91 × 3,340,460.14
  4. Step 4: Simplify right side
    6,093,766.78x = 28,090,857,664,537.51
  5. Step 5: Solve for x
    x = 28,090,857,664,537.51/6,093,766.78
  6. Step 6: Final answer
    x = 4,609,769.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.