Home / 19,201,613.24-28,802,449.07-7,842,061.86

Finding the Fourth Proportional to 19,201,613.24, 28,802,449.07 and 7,842,061.86

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Solution

The fourth proportional to 19,201,613.24, 28,802,449.07 and 7,842,061.86 is: 11,763,104.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,201,613.24 : 28,802,449.07 = 7,842,061.86 : x
  2. Step 2: Convert to fraction form
    19,201,613.24/28,802,449.07 = 7,842,061.86/x
  3. Step 3: Cross multiply
    19,201,613.24x = 28,802,449.07 × 7,842,061.86
  4. Step 4: Simplify right side
    19,201,613.24x = 225,870,587,414,753.09
  5. Step 5: Solve for x
    x = 225,870,587,414,753.09/19,201,613.24
  6. Step 6: Final answer
    x = 11,763,104.73

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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.