Home / 8,691,929.70-13,028,563.35-3,298,496.10

Finding the Fourth Proportional to 8,691,929.70, 13,028,563.35 and 3,298,496.10

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Solution

The fourth proportional to 8,691,929.70, 13,028,563.35 and 3,298,496.10 is: 4,944,203.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,691,929.70 : 13,028,563.35 = 3,298,496.10 : x
  2. Step 2: Convert to fraction form
    8,691,929.70/13,028,563.35 = 3,298,496.10/x
  3. Step 3: Cross multiply
    8,691,929.70x = 13,028,563.35 × 3,298,496.10
  4. Step 4: Simplify right side
    8,691,929.70x = 42,974,665,398,577.94
  5. Step 5: Solve for x
    x = 42,974,665,398,577.94/8,691,929.70
  6. Step 6: Final answer
    x = 4,944,203.06

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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.