Home / 22,013,163.60-33,019,745.40-13,828,972.20

Finding the Fourth Proportional to 22,013,163.60, 33,019,745.40 and 13,828,972.20

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Solution

The fourth proportional to 22,013,163.60, 33,019,745.40 and 13,828,972.20 is: 20,743,458.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,013,163.60 : 33,019,745.40 = 13,828,972.20 : x
  2. Step 2: Convert to fraction form
    22,013,163.60/33,019,745.40 = 13,828,972.20/x
  3. Step 3: Cross multiply
    22,013,163.60x = 33,019,745.40 × 13,828,972.20
  4. Step 4: Simplify right side
    22,013,163.60x = 456,629,141,187,677.81
  5. Step 5: Solve for x
    x = 456,629,141,187,677.81/22,013,163.60
  6. Step 6: Final answer
    x = 20,743,458.30

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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.