Home / 22,361,033.05-30,857,510.87-12,571,891.45

Finding the Fourth Proportional to 22,361,033.05, 30,857,510.87 and 12,571,891.45

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Solution

The fourth proportional to 22,361,033.05, 30,857,510.87 and 12,571,891.45 is: 17,348,808.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,361,033.05 : 30,857,510.87 = 12,571,891.45 : x
  2. Step 2: Convert to fraction form
    22,361,033.05/30,857,510.87 = 12,571,891.45/x
  3. Step 3: Cross multiply
    22,361,033.05x = 30,857,510.87 × 12,571,891.45
  4. Step 4: Simplify right side
    22,361,033.05x = 387,937,277,011,975.56
  5. Step 5: Solve for x
    x = 387,937,277,011,975.56/22,361,033.05
  6. Step 6: Final answer
    x = 17,348,808.36

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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.