Home / 12,380,502.32-17,085,626.80-6,873,877.92

Finding the Fourth Proportional to 12,380,502.32, 17,085,626.80 and 6,873,877.92

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Solution

The fourth proportional to 12,380,502.32, 17,085,626.80 and 6,873,877.92 is: 9,486,247.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,380,502.32 : 17,085,626.80 = 6,873,877.92 : x
  2. Step 2: Convert to fraction form
    12,380,502.32/17,085,626.80 = 6,873,877.92/x
  3. Step 3: Cross multiply
    12,380,502.32x = 17,085,626.80 × 6,873,877.92
  4. Step 4: Simplify right side
    12,380,502.32x = 117,444,512,809,880.27
  5. Step 5: Solve for x
    x = 117,444,512,809,880.27/12,380,502.32
  6. Step 6: Final answer
    x = 9,486,247.79

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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.