Home / 71,012,131.20-106,518,196.80-25,568,020.80

Finding the Fourth Proportional to 71,012,131.20, 106,518,196.80 and 25,568,020.80

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Solution

The fourth proportional to 71,012,131.20, 106,518,196.80 and 25,568,020.80 is: 38,352,031.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,012,131.20 : 106,518,196.80 = 25,568,020.80 : x
  2. Step 2: Convert to fraction form
    71,012,131.20/106,518,196.80 = 25,568,020.80/x
  3. Step 3: Cross multiply
    71,012,131.20x = 106,518,196.80 × 25,568,020.80
  4. Step 4: Simplify right side
    71,012,131.20x = 2,723,459,471,360,893.50
  5. Step 5: Solve for x
    x = 2,723,459,471,360,893.50/71,012,131.20
  6. Step 6: Final answer
    x = 38,352,031.20

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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.