Home / 9,055,072.98-13,566,665.52-8,515,660.32

Finding the Fourth Proportional to 9,055,072.98, 13,566,665.52 and 8,515,660.32

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Solution

The fourth proportional to 9,055,072.98, 13,566,665.52 and 8,515,660.32 is: 12,758,496.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,055,072.98 : 13,566,665.52 = 8,515,660.32 : x
  2. Step 2: Convert to fraction form
    9,055,072.98/13,566,665.52 = 8,515,660.32/x
  3. Step 3: Cross multiply
    9,055,072.98x = 13,566,665.52 × 8,515,660.32
  4. Step 4: Simplify right side
    9,055,072.98x = 115,529,115,243,376.17
  5. Step 5: Solve for x
    x = 115,529,115,243,376.17/9,055,072.98
  6. Step 6: Final answer
    x = 12,758,496.31

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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.