Home / 63,415,198.90-95,099,466.30-21,905,511.43

Finding the Fourth Proportional to 63,415,198.90, 95,099,466.30 and 21,905,511.43

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Solution

The fourth proportional to 63,415,198.90, 95,099,466.30 and 21,905,511.43 is: 32,850,207.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,415,198.90 : 95,099,466.30 = 21,905,511.43 : x
  2. Step 2: Convert to fraction form
    63,415,198.90/95,099,466.30 = 21,905,511.43/x
  3. Step 3: Cross multiply
    63,415,198.90x = 95,099,466.30 × 21,905,511.43
  4. Step 4: Simplify right side
    63,415,198.90x = 2,083,202,446,021,549.75
  5. Step 5: Solve for x
    x = 2,083,202,446,021,549.75/63,415,198.90
  6. Step 6: Final answer
    x = 32,850,207.56

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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.