Home / 29,139,221.26-40,211,069.12-16,086,199.24

Finding the Fourth Proportional to 29,139,221.26, 40,211,069.12 and 16,086,199.24

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Solution

The fourth proportional to 29,139,221.26, 40,211,069.12 and 16,086,199.24 is: 22,198,371.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,139,221.26 : 40,211,069.12 = 16,086,199.24 : x
  2. Step 2: Convert to fraction form
    29,139,221.26/40,211,069.12 = 16,086,199.24/x
  3. Step 3: Cross multiply
    29,139,221.26x = 40,211,069.12 × 16,086,199.24
  4. Step 4: Simplify right side
    29,139,221.26x = 646,843,269,517,731.38
  5. Step 5: Solve for x
    x = 646,843,269,517,731.38/29,139,221.26
  6. Step 6: Final answer
    x = 22,198,371.87

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1.5x scale

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.