Home / 12,291,286.82-16,961,973.14-6,784,660.23

Finding the Fourth Proportional to 12,291,286.82, 16,961,973.14 and 6,784,660.23

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Solution

The fourth proportional to 12,291,286.82, 16,961,973.14 and 6,784,660.23 is: 9,362,829.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,291,286.82 : 16,961,973.14 = 6,784,660.23 : x
  2. Step 2: Convert to fraction form
    12,291,286.82/16,961,973.14 = 6,784,660.23/x
  3. Step 3: Cross multiply
    12,291,286.82x = 16,961,973.14 × 6,784,660.23
  4. Step 4: Simplify right side
    12,291,286.82x = 115,081,224,585,286.23
  5. Step 5: Solve for x
    x = 115,081,224,585,286.23/12,291,286.82
  6. Step 6: Final answer
    x = 9,362,829.64

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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.