Home / 36,538,280.41-50,422,825.87-20,019,031.51

Finding the Fourth Proportional to 36,538,280.41, 50,422,825.87 and 20,019,031.51

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Solution

The fourth proportional to 36,538,280.41, 50,422,825.87 and 20,019,031.51 is: 27,626,262.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,538,280.41 : 50,422,825.87 = 20,019,031.51 : x
  2. Step 2: Convert to fraction form
    36,538,280.41/50,422,825.87 = 20,019,031.51/x
  3. Step 3: Cross multiply
    36,538,280.41x = 50,422,825.87 × 20,019,031.51
  4. Step 4: Simplify right side
    36,538,280.41x = 1,009,416,139,738,668.50
  5. Step 5: Solve for x
    x = 1,009,416,139,738,668.50/36,538,280.41
  6. Step 6: Final answer
    x = 27,626,262.88

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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.