Home / 37,116,305.21-51,221,675.75-21,435,046.22

Finding the Fourth Proportional to 37,116,305.21, 51,221,675.75 and 21,435,046.22

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Solution

The fourth proportional to 37,116,305.21, 51,221,675.75 and 21,435,046.22 is: 29,581,042.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,116,305.21 : 51,221,675.75 = 21,435,046.22 : x
  2. Step 2: Convert to fraction form
    37,116,305.21/51,221,675.75 = 21,435,046.22/x
  3. Step 3: Cross multiply
    37,116,305.21x = 51,221,675.75 × 21,435,046.22
  4. Step 4: Simplify right side
    37,116,305.21x = 1,097,938,987,187,982.12
  5. Step 5: Solve for x
    x = 1,097,938,987,187,982.12/37,116,305.21
  6. Step 6: Final answer
    x = 29,581,042.10

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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.