Home / 9,981,909.63-13,775,076.79-5,398,231.00

Finding the Fourth Proportional to 9,981,909.63, 13,775,076.79 and 5,398,231.00

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Solution

The fourth proportional to 9,981,909.63, 13,775,076.79 and 5,398,231.00 is: 7,449,581.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,981,909.63 : 13,775,076.79 = 5,398,231.00 : x
  2. Step 2: Convert to fraction form
    9,981,909.63/13,775,076.79 = 5,398,231.00/x
  3. Step 3: Cross multiply
    9,981,909.63x = 13,775,076.79 × 5,398,231.00
  4. Step 4: Simplify right side
    9,981,909.63x = 74,361,046,562,605.03
  5. Step 5: Solve for x
    x = 74,361,046,562,605.03/9,981,909.63
  6. Step 6: Final answer
    x = 7,449,581.23

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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.