Home / 13,322,180.43-18,382,652.19-7,441,090.11

Finding the Fourth Proportional to 13,322,180.43, 18,382,652.19 and 7,441,090.11

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Solution

The fourth proportional to 13,322,180.43, 18,382,652.19 and 7,441,090.11 is: 10,267,611.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,322,180.43 : 18,382,652.19 = 7,441,090.11 : x
  2. Step 2: Convert to fraction form
    13,322,180.43/18,382,652.19 = 7,441,090.11/x
  3. Step 3: Cross multiply
    13,322,180.43x = 18,382,652.19 × 7,441,090.11
  4. Step 4: Simplify right side
    13,322,180.43x = 136,786,971,406,578.86
  5. Step 5: Solve for x
    x = 136,786,971,406,578.86/13,322,180.43
  6. Step 6: Final answer
    x = 10,267,611.38

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.