Home / 8,879,164.47-13,319,120.37-2,814,135.51

Finding the Fourth Proportional to 8,879,164.47, 13,319,120.37 and 2,814,135.51

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Solution

The fourth proportional to 8,879,164.47, 13,319,120.37 and 2,814,135.51 is: 4,221,321.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879,164.47 : 13,319,120.37 = 2,814,135.51 : x
  2. Step 2: Convert to fraction form
    8,879,164.47/13,319,120.37 = 2,814,135.51/x
  3. Step 3: Cross multiply
    8,879,164.47x = 13,319,120.37 × 2,814,135.51
  4. Step 4: Simplify right side
    8,879,164.47x = 37,481,809,595,181.34
  5. Step 5: Solve for x
    x = 37,481,809,595,181.34/8,879,164.47
  6. Step 6: Final answer
    x = 4,221,321.69

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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.