Home / 6,915,968.45-10,374,450.93-2,656,136.68

Finding the Fourth Proportional to 6,915,968.45, 10,374,450.93 and 2,656,136.68

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Solution

The fourth proportional to 6,915,968.45, 10,374,450.93 and 2,656,136.68 is: 3,984,396.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915,968.45 : 10,374,450.93 = 2,656,136.68 : x
  2. Step 2: Convert to fraction form
    6,915,968.45/10,374,450.93 = 2,656,136.68/x
  3. Step 3: Cross multiply
    6,915,968.45x = 10,374,450.93 × 2,656,136.68
  4. Step 4: Simplify right side
    6,915,968.45x = 27,555,959,650,033.11
  5. Step 5: Solve for x
    x = 27,555,959,650,033.11/6,915,968.45
  6. Step 6: Final answer
    x = 3,984,396.38

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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.