Home / 22,361,052.80-30,857,538.12-12,571,911.20

Finding the Fourth Proportional to 22,361,052.80, 30,857,538.12 and 12,571,911.20

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Solution

The fourth proportional to 22,361,052.80, 30,857,538.12 and 12,571,911.20 is: 17,348,835.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,361,052.80 : 30,857,538.12 = 12,571,911.20 : x
  2. Step 2: Convert to fraction form
    22,361,052.80/30,857,538.12 = 12,571,911.20/x
  3. Step 3: Cross multiply
    22,361,052.80x = 30,857,538.12 × 12,571,911.20
  4. Step 4: Simplify right side
    22,361,052.80x = 387,938,229,095,254.94
  5. Step 5: Solve for x
    x = 387,938,229,095,254.94/22,361,052.80
  6. Step 6: Final answer
    x = 17,348,835.61

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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.