Home / 11,138,456.80-16,691,744.40-6,335,999.20

Finding the Fourth Proportional to 11,138,456.80, 16,691,744.40 and 6,335,999.20

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Solution

The fourth proportional to 11,138,456.80, 16,691,744.40 and 6,335,999.20 is: 9,494,931.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,138,456.80 : 16,691,744.40 = 6,335,999.20 : x
  2. Step 2: Convert to fraction form
    11,138,456.80/16,691,744.40 = 6,335,999.20/x
  3. Step 3: Cross multiply
    11,138,456.80x = 16,691,744.40 × 6,335,999.20
  4. Step 4: Simplify right side
    11,138,456.80x = 105,758,879,165,004.48
  5. Step 5: Solve for x
    x = 105,758,879,165,004.48/11,138,456.80
  6. Step 6: Final answer
    x = 9,494,931.04

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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.