Home / 7,837,504.21-10,815,889.47-4,305,449.72

Finding the Fourth Proportional to 7,837,504.21, 10,815,889.47 and 4,305,449.72

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Solution

The fourth proportional to 7,837,504.21, 10,815,889.47 and 4,305,449.72 is: 5,941,594.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837,504.21 : 10,815,889.47 = 4,305,449.72 : x
  2. Step 2: Convert to fraction form
    7,837,504.21/10,815,889.47 = 4,305,449.72/x
  3. Step 3: Cross multiply
    7,837,504.21x = 10,815,889.47 × 4,305,449.72
  4. Step 4: Simplify right side
    7,837,504.21x = 46,567,268,290,162.45
  5. Step 5: Solve for x
    x = 46,567,268,290,162.45/7,837,504.21
  6. Step 6: Final answer
    x = 5,941,594.04

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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.