Home / 29,147,198.85-40,208,606.31-17,378,166.96

Finding the Fourth Proportional to 29,147,198.85, 40,208,606.31 and 17,378,166.96

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Solution

The fourth proportional to 29,147,198.85, 40,208,606.31 and 17,378,166.96 is: 23,973,208.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,147,198.85 : 40,208,606.31 = 17,378,166.96 : x
  2. Step 2: Convert to fraction form
    29,147,198.85/40,208,606.31 = 17,378,166.96/x
  3. Step 3: Cross multiply
    29,147,198.85x = 40,208,606.31 × 17,378,166.96
  4. Step 4: Simplify right side
    29,147,198.85x = 698,751,873,684,089.62
  5. Step 5: Solve for x
    x = 698,751,873,684,089.62/29,147,198.85
  6. Step 6: Final answer
    x = 23,973,208.45

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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.