Home / 20,571,674.10-30,857,511.15-17,237,325.30

Finding the Fourth Proportional to 20,571,674.10, 30,857,511.15 and 17,237,325.30

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Solution

The fourth proportional to 20,571,674.10, 30,857,511.15 and 17,237,325.30 is: 25,855,987.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,571,674.10 : 30,857,511.15 = 17,237,325.30 : x
  2. Step 2: Convert to fraction form
    20,571,674.10/30,857,511.15 = 17,237,325.30/x
  3. Step 3: Cross multiply
    20,571,674.10x = 30,857,511.15 × 17,237,325.30
  4. Step 4: Simplify right side
    20,571,674.10x = 531,900,957,640,927.06
  5. Step 5: Solve for x
    x = 531,900,957,640,927.06/20,571,674.10
  6. Step 6: Final answer
    x = 25,855,987.95

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Double scale
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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.