Home / 5,388,086.05-8,082,129.08-5,122,365.55

Finding the Fourth Proportional to 5,388,086.05, 8,082,129.08 and 5,122,365.55

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Solution

The fourth proportional to 5,388,086.05, 8,082,129.08 and 5,122,365.55 is: 7,683,548.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,086.05 : 8,082,129.08 = 5,122,365.55 : x
  2. Step 2: Convert to fraction form
    5,388,086.05/8,082,129.08 = 5,122,365.55/x
  3. Step 3: Cross multiply
    5,388,086.05x = 8,082,129.08 × 5,122,365.55
  4. Step 4: Simplify right side
    5,388,086.05x = 41,399,619,570,045.20
  5. Step 5: Solve for x
    x = 41,399,619,570,045.20/5,388,086.05
  6. Step 6: Final answer
    x = 7,683,548.33

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Double scale
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Similar ratio
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1.5x scale

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.