Home / 9,760,360.80-13,469,299.20-5,409,727.68

Finding the Fourth Proportional to 9,760,360.80, 13,469,299.20 and 5,409,727.68

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Solution

The fourth proportional to 9,760,360.80, 13,469,299.20 and 5,409,727.68 is: 7,465,424.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,760,360.80 : 13,469,299.20 = 5,409,727.68 : x
  2. Step 2: Convert to fraction form
    9,760,360.80/13,469,299.20 = 5,409,727.68/x
  3. Step 3: Cross multiply
    9,760,360.80x = 13,469,299.20 × 5,409,727.68
  4. Step 4: Simplify right side
    9,760,360.80x = 72,865,240,712,441.84
  5. Step 5: Solve for x
    x = 72,865,240,712,441.84/9,760,360.80
  6. Step 6: Final answer
    x = 7,465,424.92

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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.