Home / 27,222,711.70-37,569,989.56-20,335,236.34

Finding the Fourth Proportional to 27,222,711.70, 37,569,989.56 and 20,335,236.34

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Solution

The fourth proportional to 27,222,711.70, 37,569,989.56 and 20,335,236.34 is: 28,064,603.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,222,711.70 : 37,569,989.56 = 20,335,236.34 : x
  2. Step 2: Convert to fraction form
    27,222,711.70/37,569,989.56 = 20,335,236.34/x
  3. Step 3: Cross multiply
    27,222,711.70x = 37,569,989.56 × 20,335,236.34
  4. Step 4: Simplify right side
    27,222,711.70x = 763,994,616,993,932.62
  5. Step 5: Solve for x
    x = 763,994,616,993,932.62/27,222,711.70
  6. Step 6: Final answer
    x = 28,064,603.75

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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.