Home / 21,606,634.24-29,816,736.26-11,817,048.15

Finding the Fourth Proportional to 21,606,634.24, 29,816,736.26 and 11,817,048.15

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Solution

The fourth proportional to 21,606,634.24, 29,816,736.26 and 11,817,048.15 is: 16,307,297.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,606,634.24 : 29,816,736.26 = 11,817,048.15 : x
  2. Step 2: Convert to fraction form
    21,606,634.24/29,816,736.26 = 11,817,048.15/x
  3. Step 3: Cross multiply
    21,606,634.24x = 29,816,736.26 × 11,817,048.15
  4. Step 4: Simplify right side
    21,606,634.24x = 352,345,808,001,185.69
  5. Step 5: Solve for x
    x = 352,345,808,001,185.69/21,606,634.24
  6. Step 6: Final answer
    x = 16,307,297.29

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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.