Home / 60,659,620.80-90,989,431.20-26,647,396.80

Finding the Fourth Proportional to 60,659,620.80, 90,989,431.20 and 26,647,396.80

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Solution

The fourth proportional to 60,659,620.80, 90,989,431.20 and 26,647,396.80 is: 39,971,095.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,659,620.80 : 90,989,431.20 = 26,647,396.80 : x
  2. Step 2: Convert to fraction form
    60,659,620.80/90,989,431.20 = 26,647,396.80/x
  3. Step 3: Cross multiply
    60,659,620.80x = 90,989,431.20 × 26,647,396.80
  4. Step 4: Simplify right side
    60,659,620.80x = 2,424,631,477,792,700.50
  5. Step 5: Solve for x
    x = 2,424,631,477,792,700.50/60,659,620.80
  6. Step 6: Final answer
    x = 39,971,095.20

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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.