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Finding the Fourth Proportional to 17,314,993.76, 23,888,888.84 and 9,972,679.84

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Solution

The fourth proportional to 17,314,993.76, 23,888,888.84 and 9,972,679.84 is: 13,758,956.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,314,993.76 : 23,888,888.84 = 9,972,679.84 : x
  2. Step 2: Convert to fraction form
    17,314,993.76/23,888,888.84 = 9,972,679.84/x
  3. Step 3: Cross multiply
    17,314,993.76x = 23,888,888.84 × 9,972,679.84
  4. Step 4: Simplify right side
    17,314,993.76x = 238,236,240,134,668.97
  5. Step 5: Solve for x
    x = 238,236,240,134,668.97/17,314,993.76
  6. Step 6: Final answer
    x = 13,758,956.16

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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.