Home / 49,741,137.42-74,614,368.69-15,665,136.78

Finding the Fourth Proportional to 49,741,137.42, 74,614,368.69 and 15,665,136.78

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Solution

The fourth proportional to 49,741,137.42, 74,614,368.69 and 15,665,136.78 is: 23,498,543.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,741,137.42 : 74,614,368.69 = 15,665,136.78 : x
  2. Step 2: Convert to fraction form
    49,741,137.42/74,614,368.69 = 15,665,136.78/x
  3. Step 3: Cross multiply
    49,741,137.42x = 74,614,368.69 × 15,665,136.78
  4. Step 4: Simplify right side
    49,741,137.42x = 1,168,844,291,282,199.25
  5. Step 5: Solve for x
    x = 1,168,844,291,282,199.25/49,741,137.42
  6. Step 6: Final answer
    x = 23,498,543.70

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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.