Home / 13,775,414.40-20,663,121.60-5,256,028.80

Finding the Fourth Proportional to 13,775,414.40, 20,663,121.60 and 5,256,028.80

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Solution

The fourth proportional to 13,775,414.40, 20,663,121.60 and 5,256,028.80 is: 7,884,043.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,775,414.40 : 20,663,121.60 = 5,256,028.80 : x
  2. Step 2: Convert to fraction form
    13,775,414.40/20,663,121.60 = 5,256,028.80/x
  3. Step 3: Cross multiply
    13,775,414.40x = 20,663,121.60 × 5,256,028.80
  4. Step 4: Simplify right side
    13,775,414.40x = 108,605,962,227,502.08
  5. Step 5: Solve for x
    x = 108,605,962,227,502.08/13,775,414.40
  6. Step 6: Final answer
    x = 7,884,043.20

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1.5x scale

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.