Home / 7,910,798-11,865,600.84-2,519,230.64

Finding the Fourth Proportional to 7,910,798, 11,865,600.84 and 2,519,230.64

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Solution

The fourth proportional to 7,910,798, 11,865,600.84 and 2,519,230.64 is: 3,778,656.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,910,798 : 11,865,600.84 = 2,519,230.64 : x
  2. Step 2: Convert to fraction form
    7,910,798/11,865,600.84 = 2,519,230.64/x
  3. Step 3: Cross multiply
    7,910,798x = 11,865,600.84 × 2,519,230.64
  4. Step 4: Simplify right side
    7,910,798x = 29,892,185,198,137.74
  5. Step 5: Solve for x
    x = 29,892,185,198,137.74/7,910,798
  6. Step 6: Final answer
    x = 3,778,656.11

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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.