Home / 13,401,287.28-20,104,172.40-10,522,537.44

Finding the Fourth Proportional to 13,401,287.28, 20,104,172.40 and 10,522,537.44

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Solution

The fourth proportional to 13,401,287.28, 20,104,172.40 and 10,522,537.44 is: 15,785,566.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,401,287.28 : 20,104,172.40 = 10,522,537.44 : x
  2. Step 2: Convert to fraction form
    13,401,287.28/20,104,172.40 = 10,522,537.44/x
  3. Step 3: Cross multiply
    13,401,287.28x = 20,104,172.40 × 10,522,537.44
  4. Step 4: Simplify right side
    13,401,287.28x = 211,546,906,779,214.62
  5. Step 5: Solve for x
    x = 211,546,906,779,214.62/13,401,287.28
  6. Step 6: Final answer
    x = 15,785,566.14

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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.