Home / 7,500,169.34-11,250,171.99-1,820,393.64

Finding the Fourth Proportional to 7,500,169.34, 11,250,171.99 and 1,820,393.64

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Solution

The fourth proportional to 7,500,169.34, 11,250,171.99 and 1,820,393.64 is: 2,730,570.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500,169.34 : 11,250,171.99 = 1,820,393.64 : x
  2. Step 2: Convert to fraction form
    7,500,169.34/11,250,171.99 = 1,820,393.64/x
  3. Step 3: Cross multiply
    7,500,169.34x = 11,250,171.99 × 1,820,393.64
  4. Step 4: Simplify right side
    7,500,169.34x = 20,479,741,539,502.14
  5. Step 5: Solve for x
    x = 20,479,741,539,502.14/7,500,169.34
  6. Step 6: Final answer
    x = 2,730,570.55

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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.