Home / 15,268,853.58-21,070,484.46-8,393,286.44

Finding the Fourth Proportional to 15,268,853.58, 21,070,484.46 and 8,393,286.44

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Solution

The fourth proportional to 15,268,853.58, 21,070,484.46 and 8,393,286.44 is: 11,582,442.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,268,853.58 : 21,070,484.46 = 8,393,286.44 : x
  2. Step 2: Convert to fraction form
    15,268,853.58/21,070,484.46 = 8,393,286.44/x
  3. Step 3: Cross multiply
    15,268,853.58x = 21,070,484.46 × 8,393,286.44
  4. Step 4: Simplify right side
    15,268,853.58x = 176,850,611,502,348.72
  5. Step 5: Solve for x
    x = 176,850,611,502,348.72/15,268,853.58
  6. Step 6: Final answer
    x = 11,582,442.03

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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.