Home / 18,521,367.04-27,783,100.44-5,743,688.32

Finding the Fourth Proportional to 18,521,367.04, 27,783,100.44 and 5,743,688.32

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Solution

The fourth proportional to 18,521,367.04, 27,783,100.44 and 5,743,688.32 is: 8,615,858.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,521,367.04 : 27,783,100.44 = 5,743,688.32 : x
  2. Step 2: Convert to fraction form
    18,521,367.04/27,783,100.44 = 5,743,688.32/x
  3. Step 3: Cross multiply
    18,521,367.04x = 27,783,100.44 × 5,743,688.32
  4. Step 4: Simplify right side
    18,521,367.04x = 159,577,469,490,614.88
  5. Step 5: Solve for x
    x = 159,577,469,490,614.88/18,521,367.04
  6. Step 6: Final answer
    x = 8,615,858.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.