Home / 35,240,401.20-52,860,601.80-20,123,857.20

Finding the Fourth Proportional to 35,240,401.20, 52,860,601.80 and 20,123,857.20

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Solution

The fourth proportional to 35,240,401.20, 52,860,601.80 and 20,123,857.20 is: 30,185,785.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,240,401.20 : 52,860,601.80 = 20,123,857.20 : x
  2. Step 2: Convert to fraction form
    35,240,401.20/52,860,601.80 = 20,123,857.20/x
  3. Step 3: Cross multiply
    35,240,401.20x = 52,860,601.80 × 20,123,857.20
  4. Step 4: Simplify right side
    35,240,401.20x = 1,063,759,202,129,262.88
  5. Step 5: Solve for x
    x = 1,063,759,202,129,262.88/35,240,401.20
  6. Step 6: Final answer
    x = 30,185,785.80

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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.