Home / 22,361,046.80-30,857,529.84-12,571,905.20

Finding the Fourth Proportional to 22,361,046.80, 30,857,529.84 and 12,571,905.20

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Solution

The fourth proportional to 22,361,046.80, 30,857,529.84 and 12,571,905.20 is: 17,348,827.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,361,046.80 : 30,857,529.84 = 12,571,905.20 : x
  2. Step 2: Convert to fraction form
    22,361,046.80/30,857,529.84 = 12,571,905.20/x
  3. Step 3: Cross multiply
    22,361,046.80x = 30,857,529.84 × 12,571,905.20
  4. Step 4: Simplify right side
    22,361,046.80x = 387,937,939,854,651.12
  5. Step 5: Solve for x
    x = 387,937,939,854,651.12/22,361,046.80
  6. Step 6: Final answer
    x = 17,348,827.33

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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.