Home / 15,840,163.55-21,859,434.60-8,596,819.55

Finding the Fourth Proportional to 15,840,163.55, 21,859,434.60 and 8,596,819.55

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Solution

The fourth proportional to 15,840,163.55, 21,859,434.60 and 8,596,819.55 is: 11,863,615.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,840,163.55 : 21,859,434.60 = 8,596,819.55 : x
  2. Step 2: Convert to fraction form
    15,840,163.55/21,859,434.60 = 8,596,819.55/x
  3. Step 3: Cross multiply
    15,840,163.55x = 21,859,434.60 × 8,596,819.55
  4. Step 4: Simplify right side
    15,840,163.55x = 187,921,614,743,636.97
  5. Step 5: Solve for x
    x = 187,921,614,743,636.97/15,840,163.55
  6. Step 6: Final answer
    x = 11,863,615.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.