Home / 21,567,650.76-32,342,481.84-8,779,474.44

Finding the Fourth Proportional to 21,567,650.76, 32,342,481.84 and 8,779,474.44

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Solution

The fourth proportional to 21,567,650.76, 32,342,481.84 and 8,779,474.44 is: 13,165,550.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,567,650.76 : 32,342,481.84 = 8,779,474.44 : x
  2. Step 2: Convert to fraction form
    21,567,650.76/32,342,481.84 = 8,779,474.44/x
  3. Step 3: Cross multiply
    21,567,650.76x = 32,342,481.84 × 8,779,474.44
  4. Step 4: Simplify right side
    21,567,650.76x = 283,949,992,640,444.12
  5. Step 5: Solve for x
    x = 283,949,992,640,444.12/21,567,650.76
  6. Step 6: Final answer
    x = 13,165,550.38

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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.