Home / 8,422,825.47-11,623,499.15-4,555,346.64

Finding the Fourth Proportional to 8,422,825.47, 11,623,499.15 and 4,555,346.64

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Solution

The fourth proportional to 8,422,825.47, 11,623,499.15 and 4,555,346.64 is: 6,286,378.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,422,825.47 : 11,623,499.15 = 4,555,346.64 : x
  2. Step 2: Convert to fraction form
    8,422,825.47/11,623,499.15 = 4,555,346.64/x
  3. Step 3: Cross multiply
    8,422,825.47x = 11,623,499.15 × 4,555,346.64
  4. Step 4: Simplify right side
    8,422,825.47x = 52,949,067,797,995.35
  5. Step 5: Solve for x
    x = 52,949,067,797,995.35/8,422,825.47
  6. Step 6: Final answer
    x = 6,286,378.36

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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.