Home / 12,684,125.80-19,026,828.06-3,586,877.56

Finding the Fourth Proportional to 12,684,125.80, 19,026,828.06 and 3,586,877.56

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Solution

The fourth proportional to 12,684,125.80, 19,026,828.06 and 3,586,877.56 is: 5,380,497.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,684,125.80 : 19,026,828.06 = 3,586,877.56 : x
  2. Step 2: Convert to fraction form
    12,684,125.80/19,026,828.06 = 3,586,877.56/x
  3. Step 3: Cross multiply
    12,684,125.80x = 19,026,828.06 × 3,586,877.56
  4. Step 4: Simplify right side
    12,684,125.80x = 68,246,902,606,392.33
  5. Step 5: Solve for x
    x = 68,246,902,606,392.33/12,684,125.80
  6. Step 6: Final answer
    x = 5,380,497.14

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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.