Home / 20,213,190.30-30,319,785.45-5,836,727.10

Finding the Fourth Proportional to 20,213,190.30, 30,319,785.45 and 5,836,727.10

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Solution

The fourth proportional to 20,213,190.30, 30,319,785.45 and 5,836,727.10 is: 8,755,090.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,213,190.30 : 30,319,785.45 = 5,836,727.10 : x
  2. Step 2: Convert to fraction form
    20,213,190.30/30,319,785.45 = 5,836,727.10/x
  3. Step 3: Cross multiply
    20,213,190.30x = 30,319,785.45 × 5,836,727.10
  4. Step 4: Simplify right side
    20,213,190.30x = 176,968,313,402,200.69
  5. Step 5: Solve for x
    x = 176,968,313,402,200.69/20,213,190.30
  6. Step 6: Final answer
    x = 8,755,090.65

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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.