Home / 20,613,407.53-30,920,093.69-5,260,695.97

Finding the Fourth Proportional to 20,613,407.53, 30,920,093.69 and 5,260,695.97

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Solution

The fourth proportional to 20,613,407.53, 30,920,093.69 and 5,260,695.97 is: 7,891,039.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,613,407.53 : 30,920,093.69 = 5,260,695.97 : x
  2. Step 2: Convert to fraction form
    20,613,407.53/30,920,093.69 = 5,260,695.97/x
  3. Step 3: Cross multiply
    20,613,407.53x = 30,920,093.69 × 5,260,695.97
  4. Step 4: Simplify right side
    20,613,407.53x = 162,661,212,267,005.44
  5. Step 5: Solve for x
    x = 162,661,212,267,005.44/20,613,407.53
  6. Step 6: Final answer
    x = 7,891,039.46

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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.