Home / 12,946,624.20-19,419,936.30-4,426,201.80

Finding the Fourth Proportional to 12,946,624.20, 19,419,936.30 and 4,426,201.80

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Solution

The fourth proportional to 12,946,624.20, 19,419,936.30 and 4,426,201.80 is: 6,639,302.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,946,624.20 : 19,419,936.30 = 4,426,201.80 : x
  2. Step 2: Convert to fraction form
    12,946,624.20/19,419,936.30 = 4,426,201.80/x
  3. Step 3: Cross multiply
    12,946,624.20x = 19,419,936.30 × 4,426,201.80
  4. Step 4: Simplify right side
    12,946,624.20x = 85,956,557,006,945.34
  5. Step 5: Solve for x
    x = 85,956,557,006,945.34/12,946,624.20
  6. Step 6: Final answer
    x = 6,639,302.70

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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.