Home / 5,383,322.40-8,067,610.80-4,387,994.40

Finding the Fourth Proportional to 5,383,322.40, 8,067,610.80 and 4,387,994.40

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Solution

The fourth proportional to 5,383,322.40, 8,067,610.80 and 4,387,994.40 is: 6,575,981.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383,322.40 : 8,067,610.80 = 4,387,994.40 : x
  2. Step 2: Convert to fraction form
    5,383,322.40/8,067,610.80 = 4,387,994.40/x
  3. Step 3: Cross multiply
    5,383,322.40x = 8,067,610.80 × 4,387,994.40
  4. Step 4: Simplify right side
    5,383,322.40x = 35,400,631,011,779.52
  5. Step 5: Solve for x
    x = 35,400,631,011,779.52/5,383,322.40
  6. Step 6: Final answer
    x = 6,575,981.96

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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.