Home / 7,918,112.92-11,885,568.30-7,013,170

Finding the Fourth Proportional to 7,918,112.92, 11,885,568.30 and 7,013,170

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Solution

The fourth proportional to 7,918,112.92, 11,885,568.30 and 7,013,170 is: 10,527,194.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918,112.92 : 11,885,568.30 = 7,013,170 : x
  2. Step 2: Convert to fraction form
    7,918,112.92/11,885,568.30 = 7,013,170/x
  3. Step 3: Cross multiply
    7,918,112.92x = 11,885,568.30 × 7,013,170
  4. Step 4: Simplify right side
    7,918,112.92x = 83,355,511,034,511
  5. Step 5: Solve for x
    x = 83,355,511,034,511/7,918,112.92
  6. Step 6: Final answer
    x = 10,527,194.03

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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.