Home / 10,443,197.32-15,660,968.70-3,618,007.72

Finding the Fourth Proportional to 10,443,197.32, 15,660,968.70 and 3,618,007.72

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Solution

The fourth proportional to 10,443,197.32, 15,660,968.70 and 3,618,007.72 is: 5,425,685.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,443,197.32 : 15,660,968.70 = 3,618,007.72 : x
  2. Step 2: Convert to fraction form
    10,443,197.32/15,660,968.70 = 3,618,007.72/x
  3. Step 3: Cross multiply
    10,443,197.32x = 15,660,968.70 × 3,618,007.72
  4. Step 4: Simplify right side
    10,443,197.32x = 56,661,505,659,278.37
  5. Step 5: Solve for x
    x = 56,661,505,659,278.37/10,443,197.32
  6. Step 6: Final answer
    x = 5,425,685.63

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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.