Home / 28,273,378.56-39,016,237.92-17,278,522.56

Finding the Fourth Proportional to 28,273,378.56, 39,016,237.92 and 17,278,522.56

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Solution

The fourth proportional to 28,273,378.56, 39,016,237.92 and 17,278,522.56 is: 23,843,735.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,273,378.56 : 39,016,237.92 = 17,278,522.56 : x
  2. Step 2: Convert to fraction form
    28,273,378.56/39,016,237.92 = 17,278,522.56/x
  3. Step 3: Cross multiply
    28,273,378.56x = 39,016,237.92 × 17,278,522.56
  4. Step 4: Simplify right side
    28,273,378.56x = 674,142,947,107,047.50
  5. Step 5: Solve for x
    x = 674,142,947,107,047.50/28,273,378.56
  6. Step 6: Final answer
    x = 23,843,735.04

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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.