Home / 22,021,384.40-30,389,991.82-12,098,395

Finding the Fourth Proportional to 22,021,384.40, 30,389,991.82 and 12,098,395

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Solution

The fourth proportional to 22,021,384.40, 30,389,991.82 and 12,098,395 is: 16,696,049.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,021,384.40 : 30,389,991.82 = 12,098,395 : x
  2. Step 2: Convert to fraction form
    22,021,384.40/30,389,991.82 = 12,098,395/x
  3. Step 3: Cross multiply
    22,021,384.40x = 30,389,991.82 × 12,098,395
  4. Step 4: Simplify right side
    22,021,384.40x = 367,670,125,085,128.88
  5. Step 5: Solve for x
    x = 367,670,125,085,128.88/22,021,384.40
  6. Step 6: Final answer
    x = 16,696,049.55

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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.