Home / 11,728,578.42-16,184,621.74-6,501,536.34

Finding the Fourth Proportional to 11,728,578.42, 16,184,621.74 and 6,501,536.34

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Solution

The fourth proportional to 11,728,578.42, 16,184,621.74 and 6,501,536.34 is: 8,971,667.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,728,578.42 : 16,184,621.74 = 6,501,536.34 : x
  2. Step 2: Convert to fraction form
    11,728,578.42/16,184,621.74 = 6,501,536.34/x
  3. Step 3: Cross multiply
    11,728,578.42x = 16,184,621.74 × 6,501,536.34
  4. Step 4: Simplify right side
    11,728,578.42x = 105,224,906,391,764.03
  5. Step 5: Solve for x
    x = 105,224,906,391,764.03/11,728,578.42
  6. Step 6: Final answer
    x = 8,971,667.55

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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.