Home / 7,625,300.80-11,420,531.04-3,639,012.16

Finding the Fourth Proportional to 7,625,300.80, 11,420,531.04 and 3,639,012.16

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Solution

The fourth proportional to 7,625,300.80, 11,420,531.04 and 3,639,012.16 is: 5,450,204.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,625,300.80 : 11,420,531.04 = 3,639,012.16 : x
  2. Step 2: Convert to fraction form
    7,625,300.80/11,420,531.04 = 3,639,012.16/x
  3. Step 3: Cross multiply
    7,625,300.80x = 11,420,531.04 × 3,639,012.16
  4. Step 4: Simplify right side
    7,625,300.80x = 41,559,451,328,217.45
  5. Step 5: Solve for x
    x = 41,559,451,328,217.45/7,625,300.80
  6. Step 6: Final answer
    x = 5,450,204.84

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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.