Home / 29,195,843.78-40,289,546.40-16,142,768.30

Finding the Fourth Proportional to 29,195,843.78, 40,289,546.40 and 16,142,768.30

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Solution

The fourth proportional to 29,195,843.78, 40,289,546.40 and 16,142,768.30 is: 22,276,623.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,195,843.78 : 40,289,546.40 = 16,142,768.30 : x
  2. Step 2: Convert to fraction form
    29,195,843.78/40,289,546.40 = 16,142,768.30/x
  3. Step 3: Cross multiply
    29,195,843.78x = 40,289,546.40 × 16,142,768.30
  4. Step 4: Simplify right side
    29,195,843.78x = 650,384,812,447,299.12
  5. Step 5: Solve for x
    x = 650,384,812,447,299.12/29,195,843.78
  6. Step 6: Final answer
    x = 22,276,623.25

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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.