Home / 21,936,860.52-30,272,848.44-12,147,304.20

Finding the Fourth Proportional to 21,936,860.52, 30,272,848.44 and 12,147,304.20

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Solution

The fourth proportional to 21,936,860.52, 30,272,848.44 and 12,147,304.20 is: 16,763,269.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,936,860.52 : 30,272,848.44 = 12,147,304.20 : x
  2. Step 2: Convert to fraction form
    21,936,860.52/30,272,848.44 = 12,147,304.20/x
  3. Step 3: Cross multiply
    21,936,860.52x = 30,272,848.44 × 12,147,304.20
  4. Step 4: Simplify right side
    21,936,860.52x = 367,733,499,001,175.44
  5. Step 5: Solve for x
    x = 367,733,499,001,175.44/21,936,860.52
  6. Step 6: Final answer
    x = 16,763,269.23

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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.