Home / 12,220,796.23-18,334,626.11-3,585,100.50

Finding the Fourth Proportional to 12,220,796.23, 18,334,626.11 and 3,585,100.50

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Solution

The fourth proportional to 12,220,796.23, 18,334,626.11 and 3,585,100.50 is: 5,378,657.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,220,796.23 : 18,334,626.11 = 3,585,100.50 : x
  2. Step 2: Convert to fraction form
    12,220,796.23/18,334,626.11 = 3,585,100.50/x
  3. Step 3: Cross multiply
    12,220,796.23x = 18,334,626.11 × 3,585,100.50
  4. Step 4: Simplify right side
    12,220,796.23x = 65,731,477,229,792.68
  5. Step 5: Solve for x
    x = 65,731,477,229,792.68/12,220,796.23
  6. Step 6: Final answer
    x = 5,378,657.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.