Home / 7,136,890.62-9,848,645.19-3,873,635.80

Finding the Fourth Proportional to 7,136,890.62, 9,848,645.19 and 3,873,635.80

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Solution

The fourth proportional to 7,136,890.62, 9,848,645.19 and 3,873,635.80 is: 5,345,474.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136,890.62 : 9,848,645.19 = 3,873,635.80 : x
  2. Step 2: Convert to fraction form
    7,136,890.62/9,848,645.19 = 3,873,635.80/x
  3. Step 3: Cross multiply
    7,136,890.62x = 9,848,645.19 × 3,873,635.80
  4. Step 4: Simplify right side
    7,136,890.62x = 38,150,064,533,191.84
  5. Step 5: Solve for x
    x = 38,150,064,533,191.84/7,136,890.62
  6. Step 6: Final answer
    x = 5,345,474.18

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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.