Home / 13,702,234.50-20,557,940.31-4,480,632.25

Finding the Fourth Proportional to 13,702,234.50, 20,557,940.31 and 4,480,632.25

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Solution

The fourth proportional to 13,702,234.50, 20,557,940.31 and 4,480,632.25 is: 6,722,448.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,702,234.50 : 20,557,940.31 = 4,480,632.25 : x
  2. Step 2: Convert to fraction form
    13,702,234.50/20,557,940.31 = 4,480,632.25/x
  3. Step 3: Cross multiply
    13,702,234.50x = 20,557,940.31 × 4,480,632.25
  4. Step 4: Simplify right side
    13,702,234.50x = 92,112,570,346,560.98
  5. Step 5: Solve for x
    x = 92,112,570,346,560.98/13,702,234.50
  6. Step 6: Final answer
    x = 6,722,448.83

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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.