Home / 54,683,253.78-82,033,035.48-20,136,997.32

Finding the Fourth Proportional to 54,683,253.78, 82,033,035.48 and 20,136,997.32

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Solution

The fourth proportional to 54,683,253.78, 82,033,035.48 and 20,136,997.32 is: 30,208,498.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,683,253.78 : 82,033,035.48 = 20,136,997.32 : x
  2. Step 2: Convert to fraction form
    54,683,253.78/82,033,035.48 = 20,136,997.32/x
  3. Step 3: Cross multiply
    54,683,253.78x = 82,033,035.48 × 20,136,997.32
  4. Step 4: Simplify right side
    54,683,253.78x = 1,651,899,015,612,225
  5. Step 5: Solve for x
    x = 1,651,899,015,612,225/54,683,253.78
  6. Step 6: Final answer
    x = 30,208,498.97

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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.