Home / 5,383,326.40-8,067,616.80-4,387,998.40

Finding the Fourth Proportional to 5,383,326.40, 8,067,616.80 and 4,387,998.40

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Solution

The fourth proportional to 5,383,326.40, 8,067,616.80 and 4,387,998.40 is: 6,575,987.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383,326.40 : 8,067,616.80 = 4,387,998.40 : x
  2. Step 2: Convert to fraction form
    5,383,326.40/8,067,616.80 = 4,387,998.40/x
  3. Step 3: Cross multiply
    5,383,326.40x = 8,067,616.80 × 4,387,998.40
  4. Step 4: Simplify right side
    5,383,326.40x = 35,400,689,610,213.12
  5. Step 5: Solve for x
    x = 35,400,689,610,213.12/5,383,326.40
  6. Step 6: Final answer
    x = 6,575,987.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.