Home / 15,504,256.44-21,395,874-8,630,362.38

Finding the Fourth Proportional to 15,504,256.44, 21,395,874 and 8,630,362.38

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Solution

The fourth proportional to 15,504,256.44, 21,395,874 and 8,630,362.38 is: 11,909,900.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,504,256.44 : 21,395,874 = 8,630,362.38 : x
  2. Step 2: Convert to fraction form
    15,504,256.44/21,395,874 = 8,630,362.38/x
  3. Step 3: Cross multiply
    15,504,256.44x = 21,395,874 × 8,630,362.38
  4. Step 4: Simplify right side
    15,504,256.44x = 184,654,146,056,820.12
  5. Step 5: Solve for x
    x = 184,654,146,056,820.12/15,504,256.44
  6. Step 6: Final answer
    x = 11,909,900.15

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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.