Home / 11,397,176.80-17,095,765.20-3,419,000.80

Finding the Fourth Proportional to 11,397,176.80, 17,095,765.20 and 3,419,000.80

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Solution

The fourth proportional to 11,397,176.80, 17,095,765.20 and 3,419,000.80 is: 5,128,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,397,176.80 : 17,095,765.20 = 3,419,000.80 : x
  2. Step 2: Convert to fraction form
    11,397,176.80/17,095,765.20 = 3,419,000.80/x
  3. Step 3: Cross multiply
    11,397,176.80x = 17,095,765.20 × 3,419,000.80
  4. Step 4: Simplify right side
    11,397,176.80x = 58,450,434,895,412.16
  5. Step 5: Solve for x
    x = 58,450,434,895,412.16/11,397,176.80
  6. Step 6: Final answer
    x = 5,128,501.20

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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.