Home / 12,611,858.47-18,917,787.96-3,027,237.01

Finding the Fourth Proportional to 12,611,858.47, 18,917,787.96 and 3,027,237.01

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Solution

The fourth proportional to 12,611,858.47, 18,917,787.96 and 3,027,237.01 is: 4,540,855.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,611,858.47 : 18,917,787.96 = 3,027,237.01 : x
  2. Step 2: Convert to fraction form
    12,611,858.47/18,917,787.96 = 3,027,237.01/x
  3. Step 3: Cross multiply
    12,611,858.47x = 18,917,787.96 × 3,027,237.01
  4. Step 4: Simplify right side
    12,611,858.47x = 57,268,627,812,549.93
  5. Step 5: Solve for x
    x = 57,268,627,812,549.93/12,611,858.47
  6. Step 6: Final answer
    x = 4,540,855.57

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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.