Home / 28,460,620.41-42,622,105.72-16,293,180.30

Finding the Fourth Proportional to 28,460,620.41, 42,622,105.72 and 16,293,180.30

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Solution

The fourth proportional to 28,460,620.41, 42,622,105.72 and 16,293,180.30 is: 24,400,369.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,460,620.41 : 42,622,105.72 = 16,293,180.30 : x
  2. Step 2: Convert to fraction form
    28,460,620.41/42,622,105.72 = 16,293,180.30/x
  3. Step 3: Cross multiply
    28,460,620.41x = 42,622,105.72 × 16,293,180.30
  4. Step 4: Simplify right side
    28,460,620.41x = 694,449,653,261,621.38
  5. Step 5: Solve for x
    x = 694,449,653,261,621.38/28,460,620.41
  6. Step 6: Final answer
    x = 24,400,369.47

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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.