Home / 67,847,376.33-101,814,108.10-28,986,120.64

Finding the Fourth Proportional to 67,847,376.33, 101,814,108.10 and 28,986,120.64

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Solution

The fourth proportional to 67,847,376.33, 101,814,108.10 and 28,986,120.64 is: 43,497,570.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,847,376.33 : 101,814,108.10 = 28,986,120.64 : x
  2. Step 2: Convert to fraction form
    67,847,376.33/101,814,108.10 = 28,986,120.64/x
  3. Step 3: Cross multiply
    67,847,376.33x = 101,814,108.10 × 28,986,120.64
  4. Step 4: Simplify right side
    67,847,376.33x = 2,951,196,020,295,403.50
  5. Step 5: Solve for x
    x = 2,951,196,020,295,403.50/67,847,376.33
  6. Step 6: Final answer
    x = 43,497,570.28

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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.