Home / 28,237,288.54-42,373,850.50-12,063,361.47

Finding the Fourth Proportional to 28,237,288.54, 42,373,850.50 and 12,063,361.47

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Solution

The fourth proportional to 28,237,288.54, 42,373,850.50 and 12,063,361.47 is: 18,102,696.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,237,288.54 : 42,373,850.50 = 12,063,361.47 : x
  2. Step 2: Convert to fraction form
    28,237,288.54/42,373,850.50 = 12,063,361.47/x
  3. Step 3: Cross multiply
    28,237,288.54x = 42,373,850.50 × 12,063,361.47
  4. Step 4: Simplify right side
    28,237,288.54x = 511,171,075,396,923.44
  5. Step 5: Solve for x
    x = 511,171,075,396,923.44/28,237,288.54
  6. Step 6: Final answer
    x = 18,102,696.89

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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.