Home / 15,769,385.37-21,771,603.23-12,091,232.27

Finding the Fourth Proportional to 15,769,385.37, 21,771,603.23 and 12,091,232.27

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Solution

The fourth proportional to 15,769,385.37, 21,771,603.23 and 12,091,232.27 is: 16,693,454.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,769,385.37 : 21,771,603.23 = 12,091,232.27 : x
  2. Step 2: Convert to fraction form
    15,769,385.37/21,771,603.23 = 12,091,232.27/x
  3. Step 3: Cross multiply
    15,769,385.37x = 21,771,603.23 × 12,091,232.27
  4. Step 4: Simplify right side
    15,769,385.37x = 263,245,511,538,185.12
  5. Step 5: Solve for x
    x = 263,245,511,538,185.12/15,769,385.37
  6. Step 6: Final answer
    x = 16,693,454.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.