Home / 8,196,393.48-11,300,508.94-6,720,865.62

Finding the Fourth Proportional to 8,196,393.48, 11,300,508.94 and 6,720,865.62

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Solution

The fourth proportional to 8,196,393.48, 11,300,508.94 and 6,720,865.62 is: 9,266,173.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196,393.48 : 11,300,508.94 = 6,720,865.62 : x
  2. Step 2: Convert to fraction form
    8,196,393.48/11,300,508.94 = 6,720,865.62/x
  3. Step 3: Cross multiply
    8,196,393.48x = 11,300,508.94 × 6,720,865.62
  4. Step 4: Simplify right side
    8,196,393.48x = 75,949,202,023,348.64
  5. Step 5: Solve for x
    x = 75,949,202,023,348.64/8,196,393.48
  6. Step 6: Final answer
    x = 9,266,173.25

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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.