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Finding the Fourth Proportional to 7,101,297.54, 9,799,594.56 and 4,003,794.36

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Solution

The fourth proportional to 7,101,297.54, 9,799,594.56 and 4,003,794.36 is: 5,525,125.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,101,297.54 : 9,799,594.56 = 4,003,794.36 : x
  2. Step 2: Convert to fraction form
    7,101,297.54/9,799,594.56 = 4,003,794.36/x
  3. Step 3: Cross multiply
    7,101,297.54x = 9,799,594.56 × 4,003,794.36
  4. Step 4: Simplify right side
    7,101,297.54x = 39,235,561,429,614.68
  5. Step 5: Solve for x
    x = 39,235,561,429,614.68/7,101,297.54
  6. Step 6: Final answer
    x = 5,525,125.68

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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.