Home / 14,974,869.40-20,665,321.84-8,099,351.46

Finding the Fourth Proportional to 14,974,869.40, 20,665,321.84 and 8,099,351.46

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Solution

The fourth proportional to 14,974,869.40, 20,665,321.84 and 8,099,351.46 is: 11,177,106.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,974,869.40 : 20,665,321.84 = 8,099,351.46 : x
  2. Step 2: Convert to fraction form
    14,974,869.40/20,665,321.84 = 8,099,351.46/x
  3. Step 3: Cross multiply
    14,974,869.40x = 20,665,321.84 × 8,099,351.46
  4. Step 4: Simplify right side
    14,974,869.40x = 167,375,704,616,173.88
  5. Step 5: Solve for x
    x = 167,375,704,616,173.88/14,974,869.40
  6. Step 6: Final answer
    x = 11,177,106.13

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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.