Home / 36,780,987.88-50,761,749.81-20,262,805.12

Finding the Fourth Proportional to 36,780,987.88, 50,761,749.81 and 20,262,805.12

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Solution

The fourth proportional to 36,780,987.88, 50,761,749.81 and 20,262,805.12 is: 27,964,867.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,780,987.88 : 50,761,749.81 = 20,262,805.12 : x
  2. Step 2: Convert to fraction form
    36,780,987.88/50,761,749.81 = 20,262,805.12/x
  3. Step 3: Cross multiply
    36,780,987.88x = 50,761,749.81 × 20,262,805.12
  4. Step 4: Simplify right side
    36,780,987.88x = 1,028,575,443,950,227.12
  5. Step 5: Solve for x
    x = 1,028,575,443,950,227.12/36,780,987.88
  6. Step 6: Final answer
    x = 27,964,867.27

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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.