Home / 64,202,722.81-96,283,854.43-21,061,873.33

Finding the Fourth Proportional to 64,202,722.81, 96,283,854.43 and 21,061,873.33

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Solution

The fourth proportional to 64,202,722.81, 96,283,854.43 and 21,061,873.33 is: 31,586,173.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,202,722.81 : 96,283,854.43 = 21,061,873.33 : x
  2. Step 2: Convert to fraction form
    64,202,722.81/96,283,854.43 = 21,061,873.33/x
  3. Step 3: Cross multiply
    64,202,722.81x = 96,283,854.43 × 21,061,873.33
  4. Step 4: Simplify right side
    64,202,722.81x = 2,027,918,345,728,819.25
  5. Step 5: Solve for x
    x = 2,027,918,345,728,819.25/64,202,722.81
  6. Step 6: Final answer
    x = 31,586,173.56

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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.