Home / 5,247,457-7,239,016.50-3,070,664.82

Finding the Fourth Proportional to 5,247,457, 7,239,016.50 and 3,070,664.82

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Solution

The fourth proportional to 5,247,457, 7,239,016.50 and 3,070,664.82 is: 4,236,069.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247,457 : 7,239,016.50 = 3,070,664.82 : x
  2. Step 2: Convert to fraction form
    5,247,457/7,239,016.50 = 3,070,664.82/x
  3. Step 3: Cross multiply
    5,247,457x = 7,239,016.50 × 3,070,664.82
  4. Step 4: Simplify right side
    5,247,457x = 22,228,593,297,949.53
  5. Step 5: Solve for x
    x = 22,228,593,297,949.53/5,247,457
  6. Step 6: Final answer
    x = 4,236,069.64

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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.