Home / 36,692,997.90-55,039,496.85-19,686,885.90

Finding the Fourth Proportional to 36,692,997.90, 55,039,496.85 and 19,686,885.90

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Solution

The fourth proportional to 36,692,997.90, 55,039,496.85 and 19,686,885.90 is: 29,530,328.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,692,997.90 : 55,039,496.85 = 19,686,885.90 : x
  2. Step 2: Convert to fraction form
    36,692,997.90/55,039,496.85 = 19,686,885.90/x
  3. Step 3: Cross multiply
    36,692,997.90x = 55,039,496.85 × 19,686,885.90
  4. Step 4: Simplify right side
    36,692,997.90x = 1,083,556,294,479,359.38
  5. Step 5: Solve for x
    x = 1,083,556,294,479,359.38/36,692,997.90
  6. Step 6: Final answer
    x = 29,530,328.85

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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.