Home / 18,144,803.40-27,217,205.10-12,476,099.40

Finding the Fourth Proportional to 18,144,803.40, 27,217,205.10 and 12,476,099.40

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Solution

The fourth proportional to 18,144,803.40, 27,217,205.10 and 12,476,099.40 is: 18,714,149.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,803.40 : 27,217,205.10 = 12,476,099.40 : x
  2. Step 2: Convert to fraction form
    18,144,803.40/27,217,205.10 = 12,476,099.40/x
  3. Step 3: Cross multiply
    18,144,803.40x = 27,217,205.10 × 12,476,099.40
  4. Step 4: Simplify right side
    18,144,803.40x = 339,564,556,217,786.94
  5. Step 5: Solve for x
    x = 339,564,556,217,786.94/18,144,803.40
  6. Step 6: Final answer
    x = 18,714,149.10

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Similar ratio
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1.5x scale

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.