Home / 4,675,998.70-7,010,110.05-1,982,392.30

Finding the Fourth Proportional to 4,675,998.70, 7,010,110.05 and 1,982,392.30

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Solution

The fourth proportional to 4,675,998.70, 7,010,110.05 and 1,982,392.30 is: 2,971,940.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,675,998.70 : 7,010,110.05 = 1,982,392.30 : x
  2. Step 2: Convert to fraction form
    4,675,998.70/7,010,110.05 = 1,982,392.30/x
  3. Step 3: Cross multiply
    4,675,998.70x = 7,010,110.05 × 1,982,392.30
  4. Step 4: Simplify right side
    4,675,998.70x = 13,896,788,185,272.62
  5. Step 5: Solve for x
    x = 13,896,788,185,272.62/4,675,998.70
  6. Step 6: Final answer
    x = 2,971,940.13

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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.