Home / 50,990,136.80-76,485,110.43-15,977,932.16

Finding the Fourth Proportional to 50,990,136.80, 76,485,110.43 and 15,977,932.16

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Solution

The fourth proportional to 50,990,136.80, 76,485,110.43 and 15,977,932.16 is: 23,966,868.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,990,136.80 : 76,485,110.43 = 15,977,932.16 : x
  2. Step 2: Convert to fraction form
    50,990,136.80/76,485,110.43 = 15,977,932.16/x
  3. Step 3: Cross multiply
    50,990,136.80x = 76,485,110.43 × 15,977,932.16
  4. Step 4: Simplify right side
    50,990,136.80x = 1,222,073,905,700,648.50
  5. Step 5: Solve for x
    x = 1,222,073,905,700,648.50/50,990,136.80
  6. Step 6: Final answer
    x = 23,966,868.54

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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.