Home / 22,182,825.67-30,611,735.46-12,393,343.38

Finding the Fourth Proportional to 22,182,825.67, 30,611,735.46 and 12,393,343.38

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Solution

The fourth proportional to 22,182,825.67, 30,611,735.46 and 12,393,343.38 is: 17,102,498.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,182,825.67 : 30,611,735.46 = 12,393,343.38 : x
  2. Step 2: Convert to fraction form
    22,182,825.67/30,611,735.46 = 12,393,343.38/x
  3. Step 3: Cross multiply
    22,182,825.67x = 30,611,735.46 × 12,393,343.38
  4. Step 4: Simplify right side
    22,182,825.67x = 379,381,749,013,502.31
  5. Step 5: Solve for x
    x = 379,381,749,013,502.31/22,182,825.67
  6. Step 6: Final answer
    x = 17,102,498.78

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1.5x scale

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.