Home / 7,124,206.23-9,831,379.32-3,861,100.17

Finding the Fourth Proportional to 7,124,206.23, 9,831,379.32 and 3,861,100.17

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Solution

The fourth proportional to 7,124,206.23, 9,831,379.32 and 3,861,100.17 is: 5,328,304.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,124,206.23 : 9,831,379.32 = 3,861,100.17 : x
  2. Step 2: Convert to fraction form
    7,124,206.23/9,831,379.32 = 3,861,100.17/x
  3. Step 3: Cross multiply
    7,124,206.23x = 9,831,379.32 × 3,861,100.17
  4. Step 4: Simplify right side
    7,124,206.23x = 37,959,940,363,786.48
  5. Step 5: Solve for x
    x = 37,959,940,363,786.48/7,124,206.23
  6. Step 6: Final answer
    x = 5,328,304.54

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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.