Home / 11,181,858.20-16,772,787.30-11,110,999.40

Finding the Fourth Proportional to 11,181,858.20, 16,772,787.30 and 11,110,999.40

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Solution

The fourth proportional to 11,181,858.20, 16,772,787.30 and 11,110,999.40 is: 16,666,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,181,858.20 : 16,772,787.30 = 11,110,999.40 : x
  2. Step 2: Convert to fraction form
    11,181,858.20/16,772,787.30 = 11,110,999.40/x
  3. Step 3: Cross multiply
    11,181,858.20x = 16,772,787.30 × 11,110,999.40
  4. Step 4: Simplify right side
    11,181,858.20x = 186,362,429,626,627.62
  5. Step 5: Solve for x
    x = 186,362,429,626,627.62/11,181,858.20
  6. Step 6: Final answer
    x = 16,666,499.10

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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.