Home / 6,731,845.86-9,289,939.23-3,979,525.26

Finding the Fourth Proportional to 6,731,845.86, 9,289,939.23 and 3,979,525.26

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Solution

The fourth proportional to 6,731,845.86, 9,289,939.23 and 3,979,525.26 is: 5,491,740.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,731,845.86 : 9,289,939.23 = 3,979,525.26 : x
  2. Step 2: Convert to fraction form
    6,731,845.86/9,289,939.23 = 3,979,525.26/x
  3. Step 3: Cross multiply
    6,731,845.86x = 9,289,939.23 × 3,979,525.26
  4. Step 4: Simplify right side
    6,731,845.86x = 36,969,547,829,649.95
  5. Step 5: Solve for x
    x = 36,969,547,829,649.95/6,731,845.86
  6. Step 6: Final answer
    x = 5,491,740.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.