Home / 6,645,128.71-9,170,281.29-3,589,342.96

Finding the Fourth Proportional to 6,645,128.71, 9,170,281.29 and 3,589,342.96

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Solution

The fourth proportional to 6,645,128.71, 9,170,281.29 and 3,589,342.96 is: 4,953,295.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,128.71 : 9,170,281.29 = 3,589,342.96 : x
  2. Step 2: Convert to fraction form
    6,645,128.71/9,170,281.29 = 3,589,342.96/x
  3. Step 3: Cross multiply
    6,645,128.71x = 9,170,281.29 × 3,589,342.96
  4. Step 4: Simplify right side
    6,645,128.71x = 32,915,284,589,481.21
  5. Step 5: Solve for x
    x = 32,915,284,589,481.21/6,645,128.71
  6. Step 6: Final answer
    x = 4,953,295.27

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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.