Home / 25,889,669.53-35,741,176.80-18,912,513.49

Finding the Fourth Proportional to 25,889,669.53, 35,741,176.80 and 18,912,513.49

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Solution

The fourth proportional to 25,889,669.53, 35,741,176.80 and 18,912,513.49 is: 26,109,081.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,889,669.53 : 35,741,176.80 = 18,912,513.49 : x
  2. Step 2: Convert to fraction form
    25,889,669.53/35,741,176.80 = 18,912,513.49/x
  3. Step 3: Cross multiply
    25,889,669.53x = 35,741,176.80 × 18,912,513.49
  4. Step 4: Simplify right side
    25,889,669.53x = 675,955,488,378,474.88
  5. Step 5: Solve for x
    x = 675,955,488,378,474.88/25,889,669.53
  6. Step 6: Final answer
    x = 26,109,081.37

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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.