Home / 82,968,013.10-124,414,694.85-31,833,037.10

Finding the Fourth Proportional to 82,968,013.10, 124,414,694.85 and 31,833,037.10

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Solution

The fourth proportional to 82,968,013.10, 124,414,694.85 and 31,833,037.10 is: 47,735,234.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,968,013.10 : 124,414,694.85 = 31,833,037.10 : x
  2. Step 2: Convert to fraction form
    82,968,013.10/124,414,694.85 = 31,833,037.10/x
  3. Step 3: Cross multiply
    82,968,013.10x = 124,414,694.85 × 31,833,037.10
  4. Step 4: Simplify right side
    82,968,013.10x = 3,960,497,596,945,229
  5. Step 5: Solve for x
    x = 3,960,497,596,945,229/82,968,013.10
  6. Step 6: Final answer
    x = 47,735,234.93

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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.