Home / 13,471,195.33-20,219,567.96-8,338,098.05

Finding the Fourth Proportional to 13,471,195.33, 20,219,567.96 and 8,338,098.05

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Solution

The fourth proportional to 13,471,195.33, 20,219,567.96 and 8,338,098.05 is: 12,515,054.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,471,195.33 : 20,219,567.96 = 8,338,098.05 : x
  2. Step 2: Convert to fraction form
    13,471,195.33/20,219,567.96 = 8,338,098.05/x
  3. Step 3: Cross multiply
    13,471,195.33x = 20,219,567.96 × 8,338,098.05
  4. Step 4: Simplify right side
    13,471,195.33x = 168,592,740,179,118.47
  5. Step 5: Solve for x
    x = 168,592,740,179,118.47/13,471,195.33
  6. Step 6: Final answer
    x = 12,515,054.24

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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.