Home / 7,136,908.32-9,848,669.54-3,873,652.82

Finding the Fourth Proportional to 7,136,908.32, 9,848,669.54 and 3,873,652.82

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Solution

The fourth proportional to 7,136,908.32, 9,848,669.54 and 3,873,652.82 is: 5,345,497.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136,908.32 : 9,848,669.54 = 3,873,652.82 : x
  2. Step 2: Convert to fraction form
    7,136,908.32/9,848,669.54 = 3,873,652.82/x
  3. Step 3: Cross multiply
    7,136,908.32x = 9,848,669.54 × 3,873,652.82
  4. Step 4: Simplify right side
    7,136,908.32x = 38,150,326,468,257.49
  5. Step 5: Solve for x
    x = 38,150,326,468,257.49/7,136,908.32
  6. Step 6: Final answer
    x = 5,345,497.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.