Home / 20,300,999.13-30,450,992.91-5,924,191.49

Finding the Fourth Proportional to 20,300,999.13, 30,450,992.91 and 5,924,191.49

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Solution

The fourth proportional to 20,300,999.13, 30,450,992.91 and 5,924,191.49 is: 8,886,139.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,300,999.13 : 30,450,992.91 = 5,924,191.49 : x
  2. Step 2: Convert to fraction form
    20,300,999.13/30,450,992.91 = 5,924,191.49/x
  3. Step 3: Cross multiply
    20,300,999.13x = 30,450,992.91 × 5,924,191.49
  4. Step 4: Simplify right side
    20,300,999.13x = 180,397,512,907,217.38
  5. Step 5: Solve for x
    x = 180,397,512,907,217.38/20,300,999.13
  6. Step 6: Final answer
    x = 8,886,139.63

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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.