Home / 8,196,016.80-12,290,338.80-3,145,648.80

Finding the Fourth Proportional to 8,196,016.80, 12,290,338.80 and 3,145,648.80

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Solution

The fourth proportional to 8,196,016.80, 12,290,338.80 and 3,145,648.80 is: 4,717,058.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196,016.80 : 12,290,338.80 = 3,145,648.80 : x
  2. Step 2: Convert to fraction form
    8,196,016.80/12,290,338.80 = 3,145,648.80/x
  3. Step 3: Cross multiply
    8,196,016.80x = 12,290,338.80 × 3,145,648.80
  4. Step 4: Simplify right side
    8,196,016.80x = 38,661,089,497,813.44
  5. Step 5: Solve for x
    x = 38,661,089,497,813.44/8,196,016.80
  6. Step 6: Final answer
    x = 4,717,058.35

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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.