Home / 12,618,224.88-18,925,558.56-4,098,664.32

Finding the Fourth Proportional to 12,618,224.88, 18,925,558.56 and 4,098,664.32

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Solution

The fourth proportional to 12,618,224.88, 18,925,558.56 and 4,098,664.32 is: 6,147,418.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,618,224.88 : 18,925,558.56 = 4,098,664.32 : x
  2. Step 2: Convert to fraction form
    12,618,224.88/18,925,558.56 = 4,098,664.32/x
  3. Step 3: Cross multiply
    12,618,224.88x = 18,925,558.56 × 4,098,664.32
  4. Step 4: Simplify right side
    12,618,224.88x = 77,569,511,605,942.58
  5. Step 5: Solve for x
    x = 77,569,511,605,942.58/12,618,224.88
  6. Step 6: Final answer
    x = 6,147,418.70

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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.