Home / 28,035,409.12-42,052,833.42-8,866,169.44

Finding the Fourth Proportional to 28,035,409.12, 42,052,833.42 and 8,866,169.44

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Solution

The fourth proportional to 28,035,409.12, 42,052,833.42 and 8,866,169.44 is: 13,299,165.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,035,409.12 : 42,052,833.42 = 8,866,169.44 : x
  2. Step 2: Convert to fraction form
    28,035,409.12/42,052,833.42 = 8,866,169.44/x
  3. Step 3: Cross multiply
    28,035,409.12x = 42,052,833.42 × 8,866,169.44
  4. Step 4: Simplify right side
    28,035,409.12x = 372,847,546,395,434.44
  5. Step 5: Solve for x
    x = 372,847,546,395,434.44/28,035,409.12
  6. Step 6: Final answer
    x = 13,299,165.52

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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.