Home / 82,624,768.47-123,932,667.60-25,112,555.64

Finding the Fourth Proportional to 82,624,768.47, 123,932,667.60 and 25,112,555.64

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Solution

The fourth proportional to 82,624,768.47, 123,932,667.60 and 25,112,555.64 is: 37,667,470.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,624,768.47 : 123,932,667.60 = 25,112,555.64 : x
  2. Step 2: Convert to fraction form
    82,624,768.47/123,932,667.60 = 25,112,555.64/x
  3. Step 3: Cross multiply
    82,624,768.47x = 123,932,667.60 × 25,112,555.64
  4. Step 4: Simplify right side
    82,624,768.47x = 3,112,266,010,718,625
  5. Step 5: Solve for x
    x = 3,112,266,010,718,625/82,624,768.47
  6. Step 6: Final answer
    x = 37,667,470.28

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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.