Home / 14,220,917.69-21,331,557.56-4,998,517.90

Finding the Fourth Proportional to 14,220,917.69, 21,331,557.56 and 4,998,517.90

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Solution

The fourth proportional to 14,220,917.69, 21,331,557.56 and 4,998,517.90 is: 7,497,840.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,220,917.69 : 21,331,557.56 = 4,998,517.90 : x
  2. Step 2: Convert to fraction form
    14,220,917.69/21,331,557.56 = 4,998,517.90/x
  3. Step 3: Cross multiply
    14,220,917.69x = 21,331,557.56 × 4,998,517.90
  4. Step 4: Simplify right side
    14,220,917.69x = 106,626,172,257,707.72
  5. Step 5: Solve for x
    x = 106,626,172,257,707.72/14,220,917.69
  6. Step 6: Final answer
    x = 7,497,840.48

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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.