Home / 5,567,540.40-7,683,845.40-3,120,813.36

Finding the Fourth Proportional to 5,567,540.40, 7,683,845.40 and 3,120,813.36

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Solution

The fourth proportional to 5,567,540.40, 7,683,845.40 and 3,120,813.36 is: 4,307,080.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,567,540.40 : 7,683,845.40 = 3,120,813.36 : x
  2. Step 2: Convert to fraction form
    5,567,540.40/7,683,845.40 = 3,120,813.36/x
  3. Step 3: Cross multiply
    5,567,540.40x = 7,683,845.40 × 3,120,813.36
  4. Step 4: Simplify right side
    5,567,540.40x = 23,979,847,380,494.54
  5. Step 5: Solve for x
    x = 23,979,847,380,494.54/5,567,540.40
  6. Step 6: Final answer
    x = 4,307,080.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.