Home / 21,463,729.38-32,196,627.36-7,086,478.86

Finding the Fourth Proportional to 21,463,729.38, 32,196,627.36 and 7,086,478.86

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Solution

The fourth proportional to 21,463,729.38, 32,196,627.36 and 7,086,478.86 is: 10,630,059.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,463,729.38 : 32,196,627.36 = 7,086,478.86 : x
  2. Step 2: Convert to fraction form
    21,463,729.38/32,196,627.36 = 7,086,478.86/x
  3. Step 3: Cross multiply
    21,463,729.38x = 32,196,627.36 × 7,086,478.86
  4. Step 4: Simplify right side
    21,463,729.38x = 228,160,719,149,937.62
  5. Step 5: Solve for x
    x = 228,160,719,149,937.62/21,463,729.38
  6. Step 6: Final answer
    x = 10,630,059.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.