Home / 7,910,796-11,865,597.84-2,519,228.64

Finding the Fourth Proportional to 7,910,796, 11,865,597.84 and 2,519,228.64

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Solution

The fourth proportional to 7,910,796, 11,865,597.84 and 2,519,228.64 is: 3,778,653.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,910,796 : 11,865,597.84 = 2,519,228.64 : x
  2. Step 2: Convert to fraction form
    7,910,796/11,865,597.84 = 2,519,228.64/x
  3. Step 3: Cross multiply
    7,910,796x = 11,865,597.84 × 2,519,228.64
  4. Step 4: Simplify right side
    7,910,796x = 29,892,153,909,250.14
  5. Step 5: Solve for x
    x = 29,892,153,909,250.14/7,910,796
  6. Step 6: Final answer
    x = 3,778,653.11

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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.