Home / 8,327,469.48-11,498,421.06-6,390,662.28

Finding the Fourth Proportional to 8,327,469.48, 11,498,421.06 and 6,390,662.28

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Solution

The fourth proportional to 8,327,469.48, 11,498,421.06 and 6,390,662.28 is: 8,824,112.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327,469.48 : 11,498,421.06 = 6,390,662.28 : x
  2. Step 2: Convert to fraction form
    8,327,469.48/11,498,421.06 = 6,390,662.28/x
  3. Step 3: Cross multiply
    8,327,469.48x = 11,498,421.06 × 6,390,662.28
  4. Step 4: Simplify right side
    8,327,469.48x = 73,482,525,747,699.62
  5. Step 5: Solve for x
    x = 73,482,525,747,699.62/8,327,469.48
  6. Step 6: Final answer
    x = 8,824,112.29

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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.