Home / 12,613,820.48-18,923,743.20-4,094,181.44

Finding the Fourth Proportional to 12,613,820.48, 18,923,743.20 and 4,094,181.44

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Solution

The fourth proportional to 12,613,820.48, 18,923,743.20 and 4,094,181.44 is: 6,142,249.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,613,820.48 : 18,923,743.20 = 4,094,181.44 : x
  2. Step 2: Convert to fraction form
    12,613,820.48/18,923,743.20 = 4,094,181.44/x
  3. Step 3: Cross multiply
    12,613,820.48x = 18,923,743.20 × 4,094,181.44
  4. Step 4: Simplify right side
    12,613,820.48x = 77,477,238,184,766.20
  5. Step 5: Solve for x
    x = 77,477,238,184,766.20/12,613,820.48
  6. Step 6: Final answer
    x = 6,142,249.95

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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.