Home / 19,972,903.32-27,456,800.92-17,171,706.88

Finding the Fourth Proportional to 19,972,903.32, 27,456,800.92 and 17,171,706.88

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Solution

The fourth proportional to 19,972,903.32, 27,456,800.92 and 17,171,706.88 is: 23,605,989.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,972,903.32 : 27,456,800.92 = 17,171,706.88 : x
  2. Step 2: Convert to fraction form
    19,972,903.32/27,456,800.92 = 17,171,706.88/x
  3. Step 3: Cross multiply
    19,972,903.32x = 27,456,800.92 × 17,171,706.88
  4. Step 4: Simplify right side
    19,972,903.32x = 471,480,137,260,754.31
  5. Step 5: Solve for x
    x = 471,480,137,260,754.31/19,972,903.32
  6. Step 6: Final answer
    x = 23,605,989.06

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.