Home / 13,608,889.65-20,413,334.48-3,511,510.65

Finding the Fourth Proportional to 13,608,889.65, 20,413,334.48 and 3,511,510.65

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Solution

The fourth proportional to 13,608,889.65, 20,413,334.48 and 3,511,510.65 is: 5,267,265.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,608,889.65 : 20,413,334.48 = 3,511,510.65 : x
  2. Step 2: Convert to fraction form
    13,608,889.65/20,413,334.48 = 3,511,510.65/x
  3. Step 3: Cross multiply
    13,608,889.65x = 20,413,334.48 × 3,511,510.65
  4. Step 4: Simplify right side
    13,608,889.65x = 71,681,641,410,974.66
  5. Step 5: Solve for x
    x = 71,681,641,410,974.66/13,608,889.65
  6. Step 6: Final answer
    x = 5,267,265.98

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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.