Home / 11,507,883.03-15,880,961.25-6,280,843.68

Finding the Fourth Proportional to 11,507,883.03, 15,880,961.25 and 6,280,843.68

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Solution

The fourth proportional to 11,507,883.03, 15,880,961.25 and 6,280,843.68 is: 8,667,609.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,507,883.03 : 15,880,961.25 = 6,280,843.68 : x
  2. Step 2: Convert to fraction form
    11,507,883.03/15,880,961.25 = 6,280,843.68/x
  3. Step 3: Cross multiply
    11,507,883.03x = 15,880,961.25 × 6,280,843.68
  4. Step 4: Simplify right side
    11,507,883.03x = 99,745,835,099,387.39
  5. Step 5: Solve for x
    x = 99,745,835,099,387.39/11,507,883.03
  6. Step 6: Final answer
    x = 8,667,609.40

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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.