Home / 6,421,767.08-9,634,067.51-1,873,171.78

Finding the Fourth Proportional to 6,421,767.08, 9,634,067.51 and 1,873,171.78

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Solution

The fourth proportional to 6,421,767.08, 9,634,067.51 and 1,873,171.78 is: 2,810,170.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,421,767.08 : 9,634,067.51 = 1,873,171.78 : x
  2. Step 2: Convert to fraction form
    6,421,767.08/9,634,067.51 = 1,873,171.78/x
  3. Step 3: Cross multiply
    6,421,767.08x = 9,634,067.51 × 1,873,171.78
  4. Step 4: Simplify right side
    6,421,767.08x = 18,046,263,352,895.84
  5. Step 5: Solve for x
    x = 18,046,263,352,895.84/6,421,767.08
  6. Step 6: Final answer
    x = 2,810,170.96

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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.