Home / 11,685,663.20-17,520,200.40-4,494,418.40

Finding the Fourth Proportional to 11,685,663.20, 17,520,200.40 and 4,494,418.40

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Solution

The fourth proportional to 11,685,663.20, 17,520,200.40 and 4,494,418.40 is: 6,738,437.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,685,663.20 : 17,520,200.40 = 4,494,418.40 : x
  2. Step 2: Convert to fraction form
    11,685,663.20/17,520,200.40 = 4,494,418.40/x
  3. Step 3: Cross multiply
    11,685,663.20x = 17,520,200.40 × 4,494,418.40
  4. Step 4: Simplify right side
    11,685,663.20x = 78,743,111,049,447.36
  5. Step 5: Solve for x
    x = 78,743,111,049,447.36/11,685,663.20
  6. Step 6: Final answer
    x = 6,738,437.49

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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.