Home / 5,171,668.77-7,136,902.62-2,997,473.07

Finding the Fourth Proportional to 5,171,668.77, 7,136,902.62 and 2,997,473.07

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Solution

The fourth proportional to 5,171,668.77, 7,136,902.62 and 2,997,473.07 is: 4,136,512.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171,668.77 : 7,136,902.62 = 2,997,473.07 : x
  2. Step 2: Convert to fraction form
    5,171,668.77/7,136,902.62 = 2,997,473.07/x
  3. Step 3: Cross multiply
    5,171,668.77x = 7,136,902.62 × 2,997,473.07
  4. Step 4: Simplify right side
    5,171,668.77x = 21,392,673,406,662.44
  5. Step 5: Solve for x
    x = 21,392,673,406,662.44/5,171,668.77
  6. Step 6: Final answer
    x = 4,136,512.67

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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.