Home / 12,726,196.92-19,092,285.36-4,206,533.58

Finding the Fourth Proportional to 12,726,196.92, 19,092,285.36 and 4,206,533.58

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Solution

The fourth proportional to 12,726,196.92, 19,092,285.36 and 4,206,533.58 is: 6,310,788.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,726,196.92 : 19,092,285.36 = 4,206,533.58 : x
  2. Step 2: Convert to fraction form
    12,726,196.92/19,092,285.36 = 4,206,533.58/x
  3. Step 3: Cross multiply
    12,726,196.92x = 19,092,285.36 × 4,206,533.58
  4. Step 4: Simplify right side
    12,726,196.92x = 80,312,339,485,782.39
  5. Step 5: Solve for x
    x = 80,312,339,485,782.39/12,726,196.92
  6. Step 6: Final answer
    x = 6,310,788.68

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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.