Home / 13,486,546.02-18,611,425.44-7,374,974.52

Finding the Fourth Proportional to 13,486,546.02, 18,611,425.44 and 7,374,974.52

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Solution

The fourth proportional to 13,486,546.02, 18,611,425.44 and 7,374,974.52 is: 10,177,460.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,486,546.02 : 18,611,425.44 = 7,374,974.52 : x
  2. Step 2: Convert to fraction form
    13,486,546.02/18,611,425.44 = 7,374,974.52/x
  3. Step 3: Cross multiply
    13,486,546.02x = 18,611,425.44 × 7,374,974.52
  4. Step 4: Simplify right side
    13,486,546.02x = 137,258,788,400,879.80
  5. Step 5: Solve for x
    x = 137,258,788,400,879.80/13,486,546.02
  6. Step 6: Final answer
    x = 10,177,460.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.