Home / 6,899,381.70-9,521,210.46-3,802,015.84

Finding the Fourth Proportional to 6,899,381.70, 9,521,210.46 and 3,802,015.84

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Solution

The fourth proportional to 6,899,381.70, 9,521,210.46 and 3,802,015.84 is: 5,246,816.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899,381.70 : 9,521,210.46 = 3,802,015.84 : x
  2. Step 2: Convert to fraction form
    6,899,381.70/9,521,210.46 = 3,802,015.84/x
  3. Step 3: Cross multiply
    6,899,381.70x = 9,521,210.46 × 3,802,015.84
  4. Step 4: Simplify right side
    6,899,381.70x = 36,199,792,984,893.69
  5. Step 5: Solve for x
    x = 36,199,792,984,893.69/6,899,381.70
  6. Step 6: Final answer
    x = 5,246,816.97

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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.