Home / 12,936,892.88-17,852,599.22-7,135,550.03

Finding the Fourth Proportional to 12,936,892.88, 17,852,599.22 and 7,135,550.03

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Solution

The fourth proportional to 12,936,892.88, 17,852,599.22 and 7,135,550.03 is: 9,846,886.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,936,892.88 : 17,852,599.22 = 7,135,550.03 : x
  2. Step 2: Convert to fraction form
    12,936,892.88/17,852,599.22 = 7,135,550.03/x
  3. Step 3: Cross multiply
    12,936,892.88x = 17,852,599.22 × 7,135,550.03
  4. Step 4: Simplify right side
    12,936,892.88x = 127,388,114,774,908.23
  5. Step 5: Solve for x
    x = 127,388,114,774,908.23/12,936,892.88
  6. Step 6: Final answer
    x = 9,846,886.42

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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.