Home / 7,136,537.40-9,848,171.57-3,873,286.76

Finding the Fourth Proportional to 7,136,537.40, 9,848,171.57 and 3,873,286.76

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Solution

The fourth proportional to 7,136,537.40, 9,848,171.57 and 3,873,286.76 is: 5,345,000.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136,537.40 : 9,848,171.57 = 3,873,286.76 : x
  2. Step 2: Convert to fraction form
    7,136,537.40/9,848,171.57 = 3,873,286.76/x
  3. Step 3: Cross multiply
    7,136,537.40x = 9,848,171.57 × 3,873,286.76
  4. Step 4: Simplify right side
    7,136,537.40x = 38,144,792,483,682.12
  5. Step 5: Solve for x
    x = 38,144,792,483,682.12/7,136,537.40
  6. Step 6: Final answer
    x = 5,345,000.01

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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.