Home / 62,322,644.82-93,485,871.69-21,381,509.64

Finding the Fourth Proportional to 62,322,644.82, 93,485,871.69 and 21,381,509.64

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Solution

The fourth proportional to 62,322,644.82, 93,485,871.69 and 21,381,509.64 is: 32,072,917.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,322,644.82 : 93,485,871.69 = 21,381,509.64 : x
  2. Step 2: Convert to fraction form
    62,322,644.82/93,485,871.69 = 21,381,509.64/x
  3. Step 3: Cross multiply
    62,322,644.82x = 93,485,871.69 × 21,381,509.64
  4. Step 4: Simplify right side
    62,322,644.82x = 1,998,869,066,743,538
  5. Step 5: Solve for x
    x = 1,998,869,066,743,538/62,322,644.82
  6. Step 6: Final answer
    x = 32,072,917.84

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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.