Home / 18,569,178.04-25,625,558.44-11,603,900.10

Finding the Fourth Proportional to 18,569,178.04, 25,625,558.44 and 11,603,900.10

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Solution

The fourth proportional to 18,569,178.04, 25,625,558.44 and 11,603,900.10 is: 16,013,440.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,569,178.04 : 25,625,558.44 = 11,603,900.10 : x
  2. Step 2: Convert to fraction form
    18,569,178.04/25,625,558.44 = 11,603,900.10/x
  3. Step 3: Cross multiply
    18,569,178.04x = 25,625,558.44 × 11,603,900.10
  4. Step 4: Simplify right side
    18,569,178.04x = 297,356,420,144,471.88
  5. Step 5: Solve for x
    x = 297,356,420,144,471.88/18,569,178.04
  6. Step 6: Final answer
    x = 16,013,440.09

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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.