Home / 21,090,743.04-29,104,054.72-11,796,517.77

Finding the Fourth Proportional to 21,090,743.04, 29,104,054.72 and 11,796,517.77

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Solution

The fourth proportional to 21,090,743.04, 29,104,054.72 and 11,796,517.77 is: 16,278,539.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,090,743.04 : 29,104,054.72 = 11,796,517.77 : x
  2. Step 2: Convert to fraction form
    21,090,743.04/29,104,054.72 = 11,796,517.77/x
  3. Step 3: Cross multiply
    21,090,743.04x = 29,104,054.72 × 11,796,517.77
  4. Step 4: Simplify right side
    21,090,743.04x = 343,326,498,708,611.19
  5. Step 5: Solve for x
    x = 343,326,498,708,611.19/21,090,743.04
  6. Step 6: Final answer
    x = 16,278,539.74

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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.