Home / 12,180,549.58-18,271,665.06-3,544,721.44

Finding the Fourth Proportional to 12,180,549.58, 18,271,665.06 and 3,544,721.44

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Solution

The fourth proportional to 12,180,549.58, 18,271,665.06 and 3,544,721.44 is: 5,317,326.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,180,549.58 : 18,271,665.06 = 3,544,721.44 : x
  2. Step 2: Convert to fraction form
    12,180,549.58/18,271,665.06 = 3,544,721.44/x
  3. Step 3: Cross multiply
    12,180,549.58x = 18,271,665.06 × 3,544,721.44
  4. Step 4: Simplify right side
    12,180,549.58x = 64,767,962,882,680.88
  5. Step 5: Solve for x
    x = 64,767,962,882,680.88/12,180,549.58
  6. Step 6: Final answer
    x = 5,317,326.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.