Home / 38,489,313.28-53,115,247.92-23,019,395.44

Finding the Fourth Proportional to 38,489,313.28, 53,115,247.92 and 23,019,395.44

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Solution

The fourth proportional to 38,489,313.28, 53,115,247.92 and 23,019,395.44 is: 31,766,763.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,489,313.28 : 53,115,247.92 = 23,019,395.44 : x
  2. Step 2: Convert to fraction form
    38,489,313.28/53,115,247.92 = 23,019,395.44/x
  3. Step 3: Cross multiply
    38,489,313.28x = 53,115,247.92 × 23,019,395.44
  4. Step 4: Simplify right side
    38,489,313.28x = 1,222,680,895,764,117.50
  5. Step 5: Solve for x
    x = 1,222,680,895,764,117.50/38,489,313.28
  6. Step 6: Final answer
    x = 31,766,763.07

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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.