Home / 7,731,001.80-11,596,502.70-7,057,843.20

Finding the Fourth Proportional to 7,731,001.80, 11,596,502.70 and 7,057,843.20

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Solution

The fourth proportional to 7,731,001.80, 11,596,502.70 and 7,057,843.20 is: 10,586,764.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731,001.80 : 11,596,502.70 = 7,057,843.20 : x
  2. Step 2: Convert to fraction form
    7,731,001.80/11,596,502.70 = 7,057,843.20/x
  3. Step 3: Cross multiply
    7,731,001.80x = 11,596,502.70 × 7,057,843.20
  4. Step 4: Simplify right side
    7,731,001.80x = 81,846,297,724,976.64
  5. Step 5: Solve for x
    x = 81,846,297,724,976.64/7,731,001.80
  6. Step 6: Final answer
    x = 10,586,764.80

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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.