Home / 21,581,996.45-32,396,040.18-9,292,046.06

Finding the Fourth Proportional to 21,581,996.45, 32,396,040.18 and 9,292,046.06

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Solution

The fourth proportional to 21,581,996.45, 32,396,040.18 and 9,292,046.06 is: 13,947,991.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,581,996.45 : 32,396,040.18 = 9,292,046.06 : x
  2. Step 2: Convert to fraction form
    21,581,996.45/32,396,040.18 = 9,292,046.06/x
  3. Step 3: Cross multiply
    21,581,996.45x = 32,396,040.18 × 9,292,046.06
  4. Step 4: Simplify right side
    21,581,996.45x = 301,025,497,595,160.81
  5. Step 5: Solve for x
    x = 301,025,497,595,160.81/21,581,996.45
  6. Step 6: Final answer
    x = 13,947,991.25

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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.