Home / 6,731,129.88-9,288,922.44-3,675,322.20

Finding the Fourth Proportional to 6,731,129.88, 9,288,922.44 and 3,675,322.20

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Solution

The fourth proportional to 6,731,129.88, 9,288,922.44 and 3,675,322.20 is: 5,071,924.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,731,129.88 : 9,288,922.44 = 3,675,322.20 : x
  2. Step 2: Convert to fraction form
    6,731,129.88/9,288,922.44 = 3,675,322.20/x
  3. Step 3: Cross multiply
    6,731,129.88x = 9,288,922.44 × 3,675,322.20
  4. Step 4: Simplify right side
    6,731,129.88x = 34,139,782,857,810.17
  5. Step 5: Solve for x
    x = 34,139,782,857,810.17/6,731,129.88
  6. Step 6: Final answer
    x = 5,071,924.55

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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.