Home / 12,677,996.91-19,017,790.87-3,580,806.82

Finding the Fourth Proportional to 12,677,996.91, 19,017,790.87 and 3,580,806.82

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Solution

The fourth proportional to 12,677,996.91, 19,017,790.87 and 3,580,806.82 is: 5,371,434.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,677,996.91 : 19,017,790.87 = 3,580,806.82 : x
  2. Step 2: Convert to fraction form
    12,677,996.91/19,017,790.87 = 3,580,806.82/x
  3. Step 3: Cross multiply
    12,677,996.91x = 19,017,790.87 × 3,580,806.82
  4. Step 4: Simplify right side
    12,677,996.91x = 68,099,035,248,629.73
  5. Step 5: Solve for x
    x = 68,099,035,248,629.73/12,677,996.91
  6. Step 6: Final answer
    x = 5,371,434.91

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1.5x scale

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.