Home / 21,574,286.46-29,772,514.16-11,651,168.32

Finding the Fourth Proportional to 21,574,286.46, 29,772,514.16 and 11,651,168.32

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Solution

The fourth proportional to 21,574,286.46, 29,772,514.16 and 11,651,168.32 is: 16,078,611.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,574,286.46 : 29,772,514.16 = 11,651,168.32 : x
  2. Step 2: Convert to fraction form
    21,574,286.46/29,772,514.16 = 11,651,168.32/x
  3. Step 3: Cross multiply
    21,574,286.46x = 29,772,514.16 × 11,651,168.32
  4. Step 4: Simplify right side
    21,574,286.46x = 346,884,573,787,743.44
  5. Step 5: Solve for x
    x = 346,884,573,787,743.44/21,574,286.46
  6. Step 6: Final answer
    x = 16,078,611.66

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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.