Home / 36,328,431.27-50,145,383.47-21,648,700.83

Finding the Fourth Proportional to 36,328,431.27, 50,145,383.47 and 21,648,700.83

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Solution

The fourth proportional to 36,328,431.27, 50,145,383.47 and 21,648,700.83 is: 29,882,446.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,328,431.27 : 50,145,383.47 = 21,648,700.83 : x
  2. Step 2: Convert to fraction form
    36,328,431.27/50,145,383.47 = 21,648,700.83/x
  3. Step 3: Cross multiply
    36,328,431.27x = 50,145,383.47 × 21,648,700.83
  4. Step 4: Simplify right side
    36,328,431.27x = 1,085,582,404,747,657.12
  5. Step 5: Solve for x
    x = 1,085,582,404,747,657.12/36,328,431.27
  6. Step 6: Final answer
    x = 29,882,446.52

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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.