Home / 55,019,870.61-82,524,745.75-18,624,100.92

Finding the Fourth Proportional to 55,019,870.61, 82,524,745.75 and 18,624,100.92

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Solution

The fourth proportional to 55,019,870.61, 82,524,745.75 and 18,624,100.92 is: 27,934,438.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,019,870.61 : 82,524,745.75 = 18,624,100.92 : x
  2. Step 2: Convert to fraction form
    55,019,870.61/82,524,745.75 = 18,624,100.92/x
  3. Step 3: Cross multiply
    55,019,870.61x = 82,524,745.75 × 18,624,100.92
  4. Step 4: Simplify right side
    55,019,870.61x = 1,536,949,193,336,026.75
  5. Step 5: Solve for x
    x = 1,536,949,193,336,026.75/55,019,870.61
  6. Step 6: Final answer
    x = 27,934,438.53

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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.