Home / 30,383,619.42-45,577,456.98-10,685,382.22

Finding the Fourth Proportional to 30,383,619.42, 45,577,456.98 and 10,685,382.22

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Solution

The fourth proportional to 30,383,619.42, 45,577,456.98 and 10,685,382.22 is: 16,028,786.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,383,619.42 : 45,577,456.98 = 10,685,382.22 : x
  2. Step 2: Convert to fraction form
    30,383,619.42/45,577,456.98 = 10,685,382.22/x
  3. Step 3: Cross multiply
    30,383,619.42x = 45,577,456.98 × 10,685,382.22
  4. Step 4: Simplify right side
    30,383,619.42x = 487,012,548,446,906.88
  5. Step 5: Solve for x
    x = 487,012,548,446,906.88/30,383,619.42
  6. Step 6: Final answer
    x = 16,028,786.49

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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.