Home / 5,631,663.82-7,771,755.72-3,308,653.09

Finding the Fourth Proportional to 5,631,663.82, 7,771,755.72 and 3,308,653.09

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Solution

The fourth proportional to 5,631,663.82, 7,771,755.72 and 3,308,653.09 is: 4,565,976.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,631,663.82 : 7,771,755.72 = 3,308,653.09 : x
  2. Step 2: Convert to fraction form
    5,631,663.82/7,771,755.72 = 3,308,653.09/x
  3. Step 3: Cross multiply
    5,631,663.82x = 7,771,755.72 × 3,308,653.09
  4. Step 4: Simplify right side
    5,631,663.82x = 25,714,043,577,703.17
  5. Step 5: Solve for x
    x = 25,714,043,577,703.17/5,631,663.82
  6. Step 6: Final answer
    x = 4,565,976.31

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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.