Home / 22,188,276.74-30,619,251.62-12,398,801.36

Finding the Fourth Proportional to 22,188,276.74, 30,619,251.62 and 12,398,801.36

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Solution

The fourth proportional to 22,188,276.74, 30,619,251.62 and 12,398,801.36 is: 17,110,027.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,188,276.74 : 30,619,251.62 = 12,398,801.36 : x
  2. Step 2: Convert to fraction form
    22,188,276.74/30,619,251.62 = 12,398,801.36/x
  3. Step 3: Cross multiply
    22,188,276.74x = 30,619,251.62 × 12,398,801.36
  4. Step 4: Simplify right side
    22,188,276.74x = 379,642,018,628,238.19
  5. Step 5: Solve for x
    x = 379,642,018,628,238.19/22,188,276.74
  6. Step 6: Final answer
    x = 17,110,027.20

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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.