Home / 13,971,348.20-20,957,022.30-12,291,732.20

Finding the Fourth Proportional to 13,971,348.20, 20,957,022.30 and 12,291,732.20

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Solution

The fourth proportional to 13,971,348.20, 20,957,022.30 and 12,291,732.20 is: 18,437,598.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,971,348.20 : 20,957,022.30 = 12,291,732.20 : x
  2. Step 2: Convert to fraction form
    13,971,348.20/20,957,022.30 = 12,291,732.20/x
  3. Step 3: Cross multiply
    13,971,348.20x = 20,957,022.30 × 12,291,732.20
  4. Step 4: Simplify right side
    13,971,348.20x = 257,598,105,821,028.06
  5. Step 5: Solve for x
    x = 257,598,105,821,028.06/13,971,348.20
  6. Step 6: Final answer
    x = 18,437,598.30

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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.