Home / 50,990,136.30-76,485,109.68-15,977,931.66

Finding the Fourth Proportional to 50,990,136.30, 76,485,109.68 and 15,977,931.66

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Solution

The fourth proportional to 50,990,136.30, 76,485,109.68 and 15,977,931.66 is: 23,966,867.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,990,136.30 : 76,485,109.68 = 15,977,931.66 : x
  2. Step 2: Convert to fraction form
    50,990,136.30/76,485,109.68 = 15,977,931.66/x
  3. Step 3: Cross multiply
    50,990,136.30x = 76,485,109.68 × 15,977,931.66
  4. Step 4: Simplify right side
    50,990,136.30x = 1,222,073,855,474,644.50
  5. Step 5: Solve for x
    x = 1,222,073,855,474,644.50/50,990,136.30
  6. Step 6: Final answer
    x = 23,966,867.79

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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.