Home / 12,611,868.49-18,917,802.96-3,027,247.03

Finding the Fourth Proportional to 12,611,868.49, 18,917,802.96 and 3,027,247.03

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Solution

The fourth proportional to 12,611,868.49, 18,917,802.96 and 3,027,247.03 is: 4,540,870.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,611,868.49 : 18,917,802.96 = 3,027,247.03 : x
  2. Step 2: Convert to fraction form
    12,611,868.49/18,917,802.96 = 3,027,247.03/x
  3. Step 3: Cross multiply
    12,611,868.49x = 18,917,802.96 × 3,027,247.03
  4. Step 4: Simplify right side
    12,611,868.49x = 57,268,862,824,785.21
  5. Step 5: Solve for x
    x = 57,268,862,824,785.21/12,611,868.49
  6. Step 6: Final answer
    x = 4,540,870.60

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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.