Home / 20,933,408.17-31,400,114.69-6,557,596.21

Finding the Fourth Proportional to 20,933,408.17, 31,400,114.69 and 6,557,596.21

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Solution

The fourth proportional to 20,933,408.17, 31,400,114.69 and 6,557,596.21 is: 9,836,395.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,933,408.17 : 31,400,114.69 = 6,557,596.21 : x
  2. Step 2: Convert to fraction form
    20,933,408.17/31,400,114.69 = 6,557,596.21/x
  3. Step 3: Cross multiply
    20,933,408.17x = 31,400,114.69 × 6,557,596.21
  4. Step 4: Simplify right side
    20,933,408.17x = 205,909,273,084,709.34
  5. Step 5: Solve for x
    x = 205,909,273,084,709.34/20,933,408.17
  6. Step 6: Final answer
    x = 9,836,395.08

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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.