Home / 11,391,519.61-17,088,317.66-3,713,193.61

Finding the Fourth Proportional to 11,391,519.61, 17,088,317.66 and 3,713,193.61

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Solution

The fourth proportional to 11,391,519.61, 17,088,317.66 and 3,713,193.61 is: 5,570,128.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,391,519.61 : 17,088,317.66 = 3,713,193.61 : x
  2. Step 2: Convert to fraction form
    11,391,519.61/17,088,317.66 = 3,713,193.61/x
  3. Step 3: Cross multiply
    11,391,519.61x = 17,088,317.66 × 3,713,193.61
  4. Step 4: Simplify right side
    11,391,519.61x = 63,452,231,940,762.15
  5. Step 5: Solve for x
    x = 63,452,231,940,762.15/11,391,519.61
  6. Step 6: Final answer
    x = 5,570,128.84

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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.