Home / 12,834,562.70-19,257,028.05-5,647,465.10

Finding the Fourth Proportional to 12,834,562.70, 19,257,028.05 and 5,647,465.10

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Solution

The fourth proportional to 12,834,562.70, 19,257,028.05 and 5,647,465.10 is: 8,473,478.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,834,562.70 : 19,257,028.05 = 5,647,465.10 : x
  2. Step 2: Convert to fraction form
    12,834,562.70/19,257,028.05 = 5,647,465.10/x
  3. Step 3: Cross multiply
    12,834,562.70x = 19,257,028.05 × 5,647,465.10
  4. Step 4: Simplify right side
    12,834,562.70x = 108,753,393,842,096.05
  5. Step 5: Solve for x
    x = 108,753,393,842,096.05/12,834,562.70
  6. Step 6: Final answer
    x = 8,473,478.71

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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.