Home / 13,579,732.60-18,739,771.11-7,468,161.10

Finding the Fourth Proportional to 13,579,732.60, 18,739,771.11 and 7,468,161.10

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Solution

The fourth proportional to 13,579,732.60, 18,739,771.11 and 7,468,161.10 is: 10,305,919.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,579,732.60 : 18,739,771.11 = 7,468,161.10 : x
  2. Step 2: Convert to fraction form
    13,579,732.60/18,739,771.11 = 7,468,161.10/x
  3. Step 3: Cross multiply
    13,579,732.60x = 18,739,771.11 × 7,468,161.10
  4. Step 4: Simplify right side
    13,579,732.60x = 139,951,629,626,605.81
  5. Step 5: Solve for x
    x = 139,951,629,626,605.81/13,579,732.60
  6. Step 6: Final answer
    x = 10,305,919.40

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