Home / 21,591,111.73-32,392,339.78-7,759,466.99

Finding the Fourth Proportional to 21,591,111.73, 32,392,339.78 and 7,759,466.99

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Solution

The fourth proportional to 21,591,111.73, 32,392,339.78 and 7,759,466.99 is: 11,641,238.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,591,111.73 : 32,392,339.78 = 7,759,466.99 : x
  2. Step 2: Convert to fraction form
    21,591,111.73/32,392,339.78 = 7,759,466.99/x
  3. Step 3: Cross multiply
    21,591,111.73x = 32,392,339.78 × 7,759,466.99
  4. Step 4: Simplify right side
    21,591,111.73x = 251,347,291,251,773.88
  5. Step 5: Solve for x
    x = 251,347,291,251,773.88/21,591,111.73
  6. Step 6: Final answer
    x = 11,641,238.97

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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.