Home / 12,769,410.87-17,622,159.17-6,968,566.28

Finding the Fourth Proportional to 12,769,410.87, 17,622,159.17 and 6,968,566.28

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Solution

The fourth proportional to 12,769,410.87, 17,622,159.17 and 6,968,566.28 is: 9,616,824.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,769,410.87 : 17,622,159.17 = 6,968,566.28 : x
  2. Step 2: Convert to fraction form
    12,769,410.87/17,622,159.17 = 6,968,566.28/x
  3. Step 3: Cross multiply
    12,769,410.87x = 17,622,159.17 × 6,968,566.28
  4. Step 4: Simplify right side
    12,769,410.87x = 122,801,184,102,165.41
  5. Step 5: Solve for x
    x = 122,801,184,102,165.41/12,769,410.87
  6. Step 6: Final answer
    x = 9,616,824.56

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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.