Home / 21,374,448.30-32,065,560.45-6,993,513.90

Finding the Fourth Proportional to 21,374,448.30, 32,065,560.45 and 6,993,513.90

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Solution

The fourth proportional to 21,374,448.30, 32,065,560.45 and 6,993,513.90 is: 10,491,542.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,374,448.30 : 32,065,560.45 = 6,993,513.90 : x
  2. Step 2: Convert to fraction form
    21,374,448.30/32,065,560.45 = 6,993,513.90/x
  3. Step 3: Cross multiply
    21,374,448.30x = 32,065,560.45 × 6,993,513.90
  4. Step 4: Simplify right side
    21,374,448.30x = 224,250,942,718,365.25
  5. Step 5: Solve for x
    x = 224,250,942,718,365.25/21,374,448.30
  6. Step 6: Final answer
    x = 10,491,542.97

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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.