Home / 82,648,676.37-123,990,950.69-25,139,452.85

Finding the Fourth Proportional to 82,648,676.37, 123,990,950.69 and 25,139,452.85

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Solution

The fourth proportional to 82,648,676.37, 123,990,950.69 and 25,139,452.85 is: 37,714,634.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,648,676.37 : 123,990,950.69 = 25,139,452.85 : x
  2. Step 2: Convert to fraction form
    82,648,676.37/123,990,950.69 = 25,139,452.85/x
  3. Step 3: Cross multiply
    82,648,676.37x = 123,990,950.69 × 25,139,452.85
  4. Step 4: Simplify right side
    82,648,676.37x = 3,117,064,658,882,210
  5. Step 5: Solve for x
    x = 3,117,064,658,882,210/82,648,676.37
  6. Step 6: Final answer
    x = 37,714,634.96

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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.