Home / 17,385,889.20-26,095,997.16-13,052,868.72

Finding the Fourth Proportional to 17,385,889.20, 26,095,997.16 and 13,052,868.72

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Solution

The fourth proportional to 17,385,889.20, 26,095,997.16 and 13,052,868.72 is: 19,592,188.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,385,889.20 : 26,095,997.16 = 13,052,868.72 : x
  2. Step 2: Convert to fraction form
    17,385,889.20/26,095,997.16 = 13,052,868.72/x
  3. Step 3: Cross multiply
    17,385,889.20x = 26,095,997.16 × 13,052,868.72
  4. Step 4: Simplify right side
    17,385,889.20x = 340,627,625,046,972.88
  5. Step 5: Solve for x
    x = 340,627,625,046,972.88/17,385,889.20
  6. Step 6: Final answer
    x = 19,592,188.88

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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.