Home / 8,879,875.89-13,320,284.00-2,815,080.81

Finding the Fourth Proportional to 8,879,875.89, 13,320,284.00 and 2,815,080.81

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Solution

The fourth proportional to 8,879,875.89, 13,320,284.00 and 2,815,080.81 is: 4,222,770.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879,875.89 : 13,320,284.00 = 2,815,080.81 : x
  2. Step 2: Convert to fraction form
    8,879,875.89/13,320,284.00 = 2,815,080.81/x
  3. Step 3: Cross multiply
    8,879,875.89x = 13,320,284.00 × 2,815,080.81
  4. Step 4: Simplify right side
    8,879,875.89x = 37,497,675,858,074.63
  5. Step 5: Solve for x
    x = 37,497,675,858,074.63/8,879,875.89
  6. Step 6: Final answer
    x = 4,222,770.26

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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.