Home / 21,326,060.26-29,429,874.52-11,536,480.32

Finding the Fourth Proportional to 21,326,060.26, 29,429,874.52 and 11,536,480.32

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Solution

The fourth proportional to 21,326,060.26, 29,429,874.52 and 11,536,480.32 is: 15,920,294.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,326,060.26 : 29,429,874.52 = 11,536,480.32 : x
  2. Step 2: Convert to fraction form
    21,326,060.26/29,429,874.52 = 11,536,480.32/x
  3. Step 3: Cross multiply
    21,326,060.26x = 29,429,874.52 × 11,536,480.32
  4. Step 4: Simplify right side
    21,326,060.26x = 339,517,168,080,846.19
  5. Step 5: Solve for x
    x = 339,517,168,080,846.19/21,326,060.26
  6. Step 6: Final answer
    x = 15,920,294.88

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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.