Home / 21,625,829.66-32,437,891.56-7,973,073.92

Finding the Fourth Proportional to 21,625,829.66, 32,437,891.56 and 7,973,073.92

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Solution

The fourth proportional to 21,625,829.66, 32,437,891.56 and 7,973,073.92 is: 11,959,296.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,625,829.66 : 32,437,891.56 = 7,973,073.92 : x
  2. Step 2: Convert to fraction form
    21,625,829.66/32,437,891.56 = 7,973,073.92/x
  3. Step 3: Cross multiply
    21,625,829.66x = 32,437,891.56 × 7,973,073.92
  4. Step 4: Simplify right side
    21,625,829.66x = 258,629,707,216,824.09
  5. Step 5: Solve for x
    x = 258,629,707,216,824.09/21,625,829.66
  6. Step 6: Final answer
    x = 11,959,296.42

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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.