Home / 10,288,615.44-15,431,420.91-3,000,116.64

Finding the Fourth Proportional to 10,288,615.44, 15,431,420.91 and 3,000,116.64

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Solution

The fourth proportional to 10,288,615.44, 15,431,420.91 and 3,000,116.64 is: 4,499,736.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288,615.44 : 15,431,420.91 = 3,000,116.64 : x
  2. Step 2: Convert to fraction form
    10,288,615.44/15,431,420.91 = 3,000,116.64/x
  3. Step 3: Cross multiply
    10,288,615.44x = 15,431,420.91 × 3,000,116.64
  4. Step 4: Simplify right side
    10,288,615.44x = 46,296,062,650,934.95
  5. Step 5: Solve for x
    x = 46,296,062,650,934.95/10,288,615.44
  6. Step 6: Final answer
    x = 4,499,736.91

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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.