Home / 6,899,729.18-9,521,688.92-3,802,363.56

Finding the Fourth Proportional to 6,899,729.18, 9,521,688.92 and 3,802,363.56

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Solution

The fourth proportional to 6,899,729.18, 9,521,688.92 and 3,802,363.56 is: 5,247,296.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899,729.18 : 9,521,688.92 = 3,802,363.56 : x
  2. Step 2: Convert to fraction form
    6,899,729.18/9,521,688.92 = 3,802,363.56/x
  3. Step 3: Cross multiply
    6,899,729.18x = 9,521,688.92 × 3,802,363.56
  4. Step 4: Simplify right side
    6,899,729.18x = 36,204,922,960,051.94
  5. Step 5: Solve for x
    x = 36,204,922,960,051.94/6,899,729.18
  6. Step 6: Final answer
    x = 5,247,296.24

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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.