Home / 8,327,468.48-11,498,419.68-6,390,661.28

Finding the Fourth Proportional to 8,327,468.48, 11,498,419.68 and 6,390,661.28

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Solution

The fourth proportional to 8,327,468.48, 11,498,419.68 and 6,390,661.28 is: 8,824,110.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327,468.48 : 11,498,419.68 = 6,390,661.28 : x
  2. Step 2: Convert to fraction form
    8,327,468.48/11,498,419.68 = 6,390,661.28/x
  3. Step 3: Cross multiply
    8,327,468.48x = 11,498,419.68 × 6,390,661.28
  4. Step 4: Simplify right side
    8,327,468.48x = 73,482,505,430,165.98
  5. Step 5: Solve for x
    x = 73,482,505,430,165.98/8,327,468.48
  6. Step 6: Final answer
    x = 8,824,110.91

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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.