Home / 29,630,105.78-40,891,132.60-16,576,586.42

Finding the Fourth Proportional to 29,630,105.78, 40,891,132.60 and 16,576,586.42

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Solution

The fourth proportional to 29,630,105.78, 40,891,132.60 and 16,576,586.42 is: 22,876,576.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,630,105.78 : 40,891,132.60 = 16,576,586.42 : x
  2. Step 2: Convert to fraction form
    29,630,105.78/40,891,132.60 = 16,576,586.42/x
  3. Step 3: Cross multiply
    29,630,105.78x = 40,891,132.60 × 16,576,586.42
  4. Step 4: Simplify right side
    29,630,105.78x = 677,835,393,109,682.12
  5. Step 5: Solve for x
    x = 677,835,393,109,682.12/29,630,105.78
  6. Step 6: Final answer
    x = 22,876,576.89

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Double scale
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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.