Home / 12,009,816.90-18,014,725.35-11,584,664.10

Finding the Fourth Proportional to 12,009,816.90, 18,014,725.35 and 11,584,664.10

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Solution

The fourth proportional to 12,009,816.90, 18,014,725.35 and 11,584,664.10 is: 17,376,996.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,009,816.90 : 18,014,725.35 = 11,584,664.10 : x
  2. Step 2: Convert to fraction form
    12,009,816.90/18,014,725.35 = 11,584,664.10/x
  3. Step 3: Cross multiply
    12,009,816.90x = 18,014,725.35 × 11,584,664.10
  4. Step 4: Simplify right side
    12,009,816.90x = 208,694,542,033,504.94
  5. Step 5: Solve for x
    x = 208,694,542,033,504.94/12,009,816.90
  6. Step 6: Final answer
    x = 17,376,996.15

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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.