Home / 43,883,092-65,867,094.64-21,179,971.36

Finding the Fourth Proportional to 43,883,092, 65,867,094.64 and 21,179,971.36

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Solution

The fourth proportional to 43,883,092, 65,867,094.64 and 21,179,971.36 is: 31,790,448.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,883,092 : 65,867,094.64 = 21,179,971.36 : x
  2. Step 2: Convert to fraction form
    43,883,092/65,867,094.64 = 21,179,971.36/x
  3. Step 3: Cross multiply
    43,883,092x = 65,867,094.64 × 21,179,971.36
  4. Step 4: Simplify right side
    43,883,092x = 1,395,063,178,041,609.50
  5. Step 5: Solve for x
    x = 1,395,063,178,041,609.50/43,883,092
  6. Step 6: Final answer
    x = 31,790,448.54

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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.