Home / 6,459,819.60-8,914,559.68-3,519,621.66

Finding the Fourth Proportional to 6,459,819.60, 8,914,559.68 and 3,519,621.66

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Solution

The fourth proportional to 6,459,819.60, 8,914,559.68 and 3,519,621.66 is: 4,857,082.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459,819.60 : 8,914,559.68 = 3,519,621.66 : x
  2. Step 2: Convert to fraction form
    6,459,819.60/8,914,559.68 = 3,519,621.66/x
  3. Step 3: Cross multiply
    6,459,819.60x = 8,914,559.68 × 3,519,621.66
  4. Step 4: Simplify right side
    6,459,819.60x = 31,375,877,339,090.67
  5. Step 5: Solve for x
    x = 31,375,877,339,090.67/6,459,819.60
  6. Step 6: Final answer
    x = 4,857,082.59

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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.