Home / 13,913,625.62-20,871,868.44-4,815,708.32

Finding the Fourth Proportional to 13,913,625.62, 20,871,868.44 and 4,815,708.32

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Solution

The fourth proportional to 13,913,625.62, 20,871,868.44 and 4,815,708.32 is: 7,224,057.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,913,625.62 : 20,871,868.44 = 4,815,708.32 : x
  2. Step 2: Convert to fraction form
    13,913,625.62/20,871,868.44 = 4,815,708.32/x
  3. Step 3: Cross multiply
    13,913,625.62x = 20,871,868.44 × 4,815,708.32
  4. Step 4: Simplify right side
    13,913,625.62x = 100,512,830,500,453.44
  5. Step 5: Solve for x
    x = 100,512,830,500,453.44/13,913,625.62
  6. Step 6: Final answer
    x = 7,224,057.43

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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.