Home / 64,202,720.06-96,283,850.31-21,061,870.58

Finding the Fourth Proportional to 64,202,720.06, 96,283,850.31 and 21,061,870.58

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Solution

The fourth proportional to 64,202,720.06, 96,283,850.31 and 21,061,870.58 is: 31,586,169.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,202,720.06 : 96,283,850.31 = 21,061,870.58 : x
  2. Step 2: Convert to fraction form
    64,202,720.06/96,283,850.31 = 21,061,870.58/x
  3. Step 3: Cross multiply
    64,202,720.06x = 96,283,850.31 × 21,061,870.58
  4. Step 4: Simplify right side
    64,202,720.06x = 2,027,917,994,414,022.50
  5. Step 5: Solve for x
    x = 2,027,917,994,414,022.50/64,202,720.06
  6. Step 6: Final answer
    x = 31,586,169.44

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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.