Home / 20,105,243.60-27,745,356.84-10,937,951.96

Finding the Fourth Proportional to 20,105,243.60, 27,745,356.84 and 10,937,951.96

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Solution

The fourth proportional to 20,105,243.60, 27,745,356.84 and 10,937,951.96 is: 15,094,439.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,105,243.60 : 27,745,356.84 = 10,937,951.96 : x
  2. Step 2: Convert to fraction form
    20,105,243.60/27,745,356.84 = 10,937,951.96/x
  3. Step 3: Cross multiply
    20,105,243.60x = 27,745,356.84 × 10,937,951.96
  4. Step 4: Simplify right side
    20,105,243.60x = 303,477,380,228,977.44
  5. Step 5: Solve for x
    x = 303,477,380,228,977.44/20,105,243.60
  6. Step 6: Final answer
    x = 15,094,439.35

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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.