Home / 8,003,760.88-11,037,728.16-7,409,284.48

Finding the Fourth Proportional to 8,003,760.88, 11,037,728.16 and 7,409,284.48

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Solution

The fourth proportional to 8,003,760.88, 11,037,728.16 and 7,409,284.48 is: 10,217,904.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,003,760.88 : 11,037,728.16 = 7,409,284.48 : x
  2. Step 2: Convert to fraction form
    8,003,760.88/11,037,728.16 = 7,409,284.48/x
  3. Step 3: Cross multiply
    8,003,760.88x = 11,037,728.16 × 7,409,284.48
  4. Step 4: Simplify right side
    8,003,760.88x = 81,781,667,950,346.97
  5. Step 5: Solve for x
    x = 81,781,667,950,346.97/8,003,760.88
  6. Step 6: Final answer
    x = 10,217,904.95

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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.