Home / 11,868,127.32-17,816,724.18-7,827,993.12

Finding the Fourth Proportional to 11,868,127.32, 17,816,724.18 and 7,827,993.12

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Solution

The fourth proportional to 11,868,127.32, 17,816,724.18 and 7,827,993.12 is: 11,751,575.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,868,127.32 : 17,816,724.18 = 7,827,993.12 : x
  2. Step 2: Convert to fraction form
    11,868,127.32/17,816,724.18 = 7,827,993.12/x
  3. Step 3: Cross multiply
    11,868,127.32x = 17,816,724.18 × 7,827,993.12
  4. Step 4: Simplify right side
    11,868,127.32x = 139,469,194,301,977.64
  5. Step 5: Solve for x
    x = 139,469,194,301,977.64/11,868,127.32
  6. Step 6: Final answer
    x = 11,751,575.50

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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.