Home / 51,008,099.16-76,466,847.78-19,876,548.36

Finding the Fourth Proportional to 51,008,099.16, 76,466,847.78 and 19,876,548.36

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Solution

The fourth proportional to 51,008,099.16, 76,466,847.78 and 19,876,548.36 is: 29,797,169.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,008,099.16 : 76,466,847.78 = 19,876,548.36 : x
  2. Step 2: Convert to fraction form
    51,008,099.16/76,466,847.78 = 19,876,548.36/x
  3. Step 3: Cross multiply
    51,008,099.16x = 76,466,847.78 × 19,876,548.36
  4. Step 4: Simplify right side
    51,008,099.16x = 1,519,896,997,835,928.50
  5. Step 5: Solve for x
    x = 1,519,896,997,835,928.50/51,008,099.16
  6. Step 6: Final answer
    x = 29,797,169.92

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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.