Home / 10,348,147.80-15,522,221.70-10,180,186.20

Finding the Fourth Proportional to 10,348,147.80, 15,522,221.70 and 10,180,186.20

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Solution

The fourth proportional to 10,348,147.80, 15,522,221.70 and 10,180,186.20 is: 15,270,279.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348,147.80 : 15,522,221.70 = 10,180,186.20 : x
  2. Step 2: Convert to fraction form
    10,348,147.80/15,522,221.70 = 10,180,186.20/x
  3. Step 3: Cross multiply
    10,348,147.80x = 15,522,221.70 × 10,180,186.20
  4. Step 4: Simplify right side
    10,348,147.80x = 158,019,107,143,680.53
  5. Step 5: Solve for x
    x = 158,019,107,143,680.53/10,348,147.80
  6. Step 6: Final answer
    x = 15,270,279.30

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Double scale
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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.