Home / 6,899,687.15-9,521,630.71-3,802,321.45

Finding the Fourth Proportional to 6,899,687.15, 9,521,630.71 and 3,802,321.45

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Solution

The fourth proportional to 6,899,687.15, 9,521,630.71 and 3,802,321.45 is: 5,247,238.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899,687.15 : 9,521,630.71 = 3,802,321.45 : x
  2. Step 2: Convert to fraction form
    6,899,687.15/9,521,630.71 = 3,802,321.45/x
  3. Step 3: Cross multiply
    6,899,687.15x = 9,521,630.71 × 3,802,321.45
  4. Step 4: Simplify right side
    6,899,687.15x = 36,204,300,654,301.84
  5. Step 5: Solve for x
    x = 36,204,300,654,301.84/6,899,687.15
  6. Step 6: Final answer
    x = 5,247,238.01

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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.