Home / 12,707,460.72-17,536,431.60-6,906,242.75

Finding the Fourth Proportional to 12,707,460.72, 17,536,431.60 and 6,906,242.75

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Solution

The fourth proportional to 12,707,460.72, 17,536,431.60 and 6,906,242.75 is: 9,530,688.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,707,460.72 : 17,536,431.60 = 6,906,242.75 : x
  2. Step 2: Convert to fraction form
    12,707,460.72/17,536,431.60 = 6,906,242.75/x
  3. Step 3: Cross multiply
    12,707,460.72x = 17,536,431.60 × 6,906,242.75
  4. Step 4: Simplify right side
    12,707,460.72x = 121,110,853,510,688.75
  5. Step 5: Solve for x
    x = 121,110,853,510,688.75/12,707,460.72
  6. Step 6: Final answer
    x = 9,530,688.80

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1.5x scale

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.