Home / 82,523,029.80-123,740,999.10-27,916,847.40

Finding the Fourth Proportional to 82,523,029.80, 123,740,999.10 and 27,916,847.40

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Solution

The fourth proportional to 82,523,029.80, 123,740,999.10 and 27,916,847.40 is: 41,860,539.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,523,029.80 : 123,740,999.10 = 27,916,847.40 : x
  2. Step 2: Convert to fraction form
    82,523,029.80/123,740,999.10 = 27,916,847.40/x
  3. Step 3: Cross multiply
    82,523,029.80x = 123,740,999.10 × 27,916,847.40
  4. Step 4: Simplify right side
    82,523,029.80x = 3,454,458,588,998,237
  5. Step 5: Solve for x
    x = 3,454,458,588,998,237/82,523,029.80
  6. Step 6: Final answer
    x = 41,860,539.99

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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.