Home / 55,305,952.48-82,962,914.46-21,227,298.34

Finding the Fourth Proportional to 55,305,952.48, 82,962,914.46 and 21,227,298.34

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Solution

The fourth proportional to 55,305,952.48, 82,962,914.46 and 21,227,298.34 is: 31,842,477.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,305,952.48 : 82,962,914.46 = 21,227,298.34 : x
  2. Step 2: Convert to fraction form
    55,305,952.48/82,962,914.46 = 21,227,298.34/x
  3. Step 3: Cross multiply
    55,305,952.48x = 82,962,914.46 × 21,227,298.34
  4. Step 4: Simplify right side
    55,305,952.48x = 1,761,078,536,398,319.75
  5. Step 5: Solve for x
    x = 1,761,078,536,398,319.75/55,305,952.48
  6. Step 6: Final answer
    x = 31,842,477.30

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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.