Home / 55,761,488.26-83,609,755.44-21,642,976.06

Finding the Fourth Proportional to 55,761,488.26, 83,609,755.44 and 21,642,976.06

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Solution

The fourth proportional to 55,761,488.26, 83,609,755.44 and 21,642,976.06 is: 32,451,858.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,761,488.26 : 83,609,755.44 = 21,642,976.06 : x
  2. Step 2: Convert to fraction form
    55,761,488.26/83,609,755.44 = 21,642,976.06/x
  3. Step 3: Cross multiply
    55,761,488.26x = 83,609,755.44 × 21,642,976.06
  4. Step 4: Simplify right side
    55,761,488.26x = 1,809,563,935,370,374.50
  5. Step 5: Solve for x
    x = 1,809,563,935,370,374.50/55,761,488.26
  6. Step 6: Final answer
    x = 32,451,858.65

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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.