Home / 33,127,815.40-49,691,723.10-8,870,486.20

Finding the Fourth Proportional to 33,127,815.40, 49,691,723.10 and 8,870,486.20

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Solution

The fourth proportional to 33,127,815.40, 49,691,723.10 and 8,870,486.20 is: 13,305,729.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,127,815.40 : 49,691,723.10 = 8,870,486.20 : x
  2. Step 2: Convert to fraction form
    33,127,815.40/49,691,723.10 = 8,870,486.20/x
  3. Step 3: Cross multiply
    33,127,815.40x = 49,691,723.10 × 8,870,486.20
  4. Step 4: Simplify right side
    33,127,815.40x = 440,789,744,012,771.19
  5. Step 5: Solve for x
    x = 440,789,744,012,771.19/33,127,815.40
  6. Step 6: Final answer
    x = 13,305,729.30

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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.