Home / 12,709,606.98-19,053,696.06-5,515,722.12

Finding the Fourth Proportional to 12,709,606.98, 19,053,696.06 and 5,515,722.12

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Solution

The fourth proportional to 12,709,606.98, 19,053,696.06 and 5,515,722.12 is: 8,268,933.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,709,606.98 : 19,053,696.06 = 5,515,722.12 : x
  2. Step 2: Convert to fraction form
    12,709,606.98/19,053,696.06 = 5,515,722.12/x
  3. Step 3: Cross multiply
    12,709,606.98x = 19,053,696.06 × 5,515,722.12
  4. Step 4: Simplify right side
    12,709,606.98x = 105,094,892,825,898.84
  5. Step 5: Solve for x
    x = 105,094,892,825,898.84/12,709,606.98
  6. Step 6: Final answer
    x = 8,268,933.33

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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.