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Finding the Fourth Proportional to 16,385,601.90, 24,604,974.90 and 11,018,047.80

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Solution

The fourth proportional to 16,385,601.90, 24,604,974.90 and 11,018,047.80 is: 16,544,939.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,385,601.90 : 24,604,974.90 = 11,018,047.80 : x
  2. Step 2: Convert to fraction form
    16,385,601.90/24,604,974.90 = 11,018,047.80/x
  3. Step 3: Cross multiply
    16,385,601.90x = 24,604,974.90 × 11,018,047.80
  4. Step 4: Simplify right side
    16,385,601.90x = 271,098,789,566,000.22
  5. Step 5: Solve for x
    x = 271,098,789,566,000.22/16,385,601.90
  6. Step 6: Final answer
    x = 16,544,939.34

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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.