Home / 15,268,523.82-21,070,703.97-8,299,217.76

Finding the Fourth Proportional to 15,268,523.82, 21,070,703.97 and 8,299,217.76

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Solution

The fourth proportional to 15,268,523.82, 21,070,703.97 and 8,299,217.76 is: 11,452,997.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,268,523.82 : 21,070,703.97 = 8,299,217.76 : x
  2. Step 2: Convert to fraction form
    15,268,523.82/21,070,703.97 = 8,299,217.76/x
  3. Step 3: Cross multiply
    15,268,523.82x = 21,070,703.97 × 8,299,217.76
  4. Step 4: Simplify right side
    15,268,523.82x = 174,870,360,603,526.50
  5. Step 5: Solve for x
    x = 174,870,360,603,526.50/15,268,523.82
  6. Step 6: Final answer
    x = 11,452,997.20

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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.