Home / 25,889,713.20-35,741,237.10-18,912,557.22

Finding the Fourth Proportional to 25,889,713.20, 35,741,237.10 and 18,912,557.22

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Solution

The fourth proportional to 25,889,713.20, 35,741,237.10 and 18,912,557.22 is: 26,109,141.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,889,713.20 : 35,741,237.10 = 18,912,557.22 : x
  2. Step 2: Convert to fraction form
    25,889,713.20/35,741,237.10 = 18,912,557.22/x
  3. Step 3: Cross multiply
    25,889,713.20x = 35,741,237.10 × 18,912,557.22
  4. Step 4: Simplify right side
    25,889,713.20x = 675,958,191,767,336.88
  5. Step 5: Solve for x
    x = 675,958,191,767,336.88/25,889,713.20
  6. Step 6: Final answer
    x = 26,109,141.75

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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.