Home / 6,457,116.45-8,910,880.97-3,556,517.79

Finding the Fourth Proportional to 6,457,116.45, 8,910,880.97 and 3,556,517.79

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Solution

The fourth proportional to 6,457,116.45, 8,910,880.97 and 3,556,517.79 is: 4,908,027.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457,116.45 : 8,910,880.97 = 3,556,517.79 : x
  2. Step 2: Convert to fraction form
    6,457,116.45/8,910,880.97 = 3,556,517.79/x
  3. Step 3: Cross multiply
    6,457,116.45x = 8,910,880.97 × 3,556,517.79
  4. Step 4: Simplify right side
    6,457,116.45x = 31,691,706,676,594.87
  5. Step 5: Solve for x
    x = 31,691,706,676,594.87/6,457,116.45
  6. Step 6: Final answer
    x = 4,908,027.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.