Home / 17,172,065.80-25,758,098.70-12,133,217.80

Finding the Fourth Proportional to 17,172,065.80, 25,758,098.70 and 12,133,217.80

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Solution

The fourth proportional to 17,172,065.80, 25,758,098.70 and 12,133,217.80 is: 18,199,826.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,172,065.80 : 25,758,098.70 = 12,133,217.80 : x
  2. Step 2: Convert to fraction form
    17,172,065.80/25,758,098.70 = 12,133,217.80/x
  3. Step 3: Cross multiply
    17,172,065.80x = 25,758,098.70 × 12,133,217.80
  4. Step 4: Simplify right side
    17,172,065.80x = 312,528,621,640,996.88
  5. Step 5: Solve for x
    x = 312,528,621,640,996.88/17,172,065.80
  6. Step 6: Final answer
    x = 18,199,826.70

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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.