Home / 43,883,091-65,867,093.14-21,179,970.36

Finding the Fourth Proportional to 43,883,091, 65,867,093.14 and 21,179,970.36

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Solution

The fourth proportional to 43,883,091, 65,867,093.14 and 21,179,970.36 is: 31,790,447.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,883,091 : 65,867,093.14 = 21,179,970.36 : x
  2. Step 2: Convert to fraction form
    43,883,091/65,867,093.14 = 21,179,970.36/x
  3. Step 3: Cross multiply
    43,883,091x = 65,867,093.14 × 21,179,970.36
  4. Step 4: Simplify right side
    43,883,091x = 1,395,063,080,404,559.25
  5. Step 5: Solve for x
    x = 1,395,063,080,404,559.25/43,883,091
  6. Step 6: Final answer
    x = 31,790,447.04

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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.