Home / 21,819,022.56-32,721,447.96-10,302,708.24

Finding the Fourth Proportional to 21,819,022.56, 32,721,447.96 and 10,302,708.24

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Solution

The fourth proportional to 21,819,022.56, 32,721,447.96 and 10,302,708.24 is: 15,450,716.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,819,022.56 : 32,721,447.96 = 10,302,708.24 : x
  2. Step 2: Convert to fraction form
    21,819,022.56/32,721,447.96 = 10,302,708.24/x
  3. Step 3: Cross multiply
    21,819,022.56x = 32,721,447.96 × 10,302,708.24
  4. Step 4: Simplify right side
    21,819,022.56x = 337,119,531,522,223.19
  5. Step 5: Solve for x
    x = 337,119,531,522,223.19/21,819,022.56
  6. Step 6: Final answer
    x = 15,450,716.48

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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.