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Finding the Fourth Proportional to 9,835,343.10, 14,751,685.86 and 2,647,308.36

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Solution

The fourth proportional to 9,835,343.10, 14,751,685.86 and 2,647,308.36 is: 3,970,604.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,835,343.10 : 14,751,685.86 = 2,647,308.36 : x
  2. Step 2: Convert to fraction form
    9,835,343.10/14,751,685.86 = 2,647,308.36/x
  3. Step 3: Cross multiply
    9,835,343.10x = 14,751,685.86 × 2,647,308.36
  4. Step 4: Simplify right side
    9,835,343.10x = 39,052,261,301,271.79
  5. Step 5: Solve for x
    x = 39,052,261,301,271.79/9,835,343.10
  6. Step 6: Final answer
    x = 3,970,604.88

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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.