Home / 36,540,318.18-50,423,711.28-20,858,719.62

Finding the Fourth Proportional to 36,540,318.18, 50,423,711.28 and 20,858,719.62

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Solution

The fourth proportional to 36,540,318.18, 50,423,711.28 and 20,858,719.62 is: 28,783,932.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,540,318.18 : 50,423,711.28 = 20,858,719.62 : x
  2. Step 2: Convert to fraction form
    36,540,318.18/50,423,711.28 = 20,858,719.62/x
  3. Step 3: Cross multiply
    36,540,318.18x = 50,423,711.28 × 20,858,719.62
  4. Step 4: Simplify right side
    36,540,318.18x = 1,051,774,055,789,351.38
  5. Step 5: Solve for x
    x = 1,051,774,055,789,351.38/36,540,318.18
  6. Step 6: Final answer
    x = 28,783,932.60

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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.