Home / 13,203,231.92-19,809,533.52-5,916,118.76

Finding the Fourth Proportional to 13,203,231.92, 19,809,533.52 and 5,916,118.76

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Solution

The fourth proportional to 13,203,231.92, 19,809,533.52 and 5,916,118.76 is: 8,876,277.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,203,231.92 : 19,809,533.52 = 5,916,118.76 : x
  2. Step 2: Convert to fraction form
    13,203,231.92/19,809,533.52 = 5,916,118.76/x
  3. Step 3: Cross multiply
    13,203,231.92x = 19,809,533.52 × 5,916,118.76
  4. Step 4: Simplify right side
    13,203,231.92x = 117,195,552,884,520.83
  5. Step 5: Solve for x
    x = 117,195,552,884,520.83/13,203,231.92
  6. Step 6: Final answer
    x = 8,876,277.69

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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.