Home / 67,208,020.80-100,741,172.40-26,251,634.40

Finding the Fourth Proportional to 67,208,020.80, 100,741,172.40 and 26,251,634.40

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Solution

The fourth proportional to 67,208,020.80, 100,741,172.40 and 26,251,634.40 is: 39,349,773.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,208,020.80 : 100,741,172.40 = 26,251,634.40 : x
  2. Step 2: Convert to fraction form
    67,208,020.80/100,741,172.40 = 26,251,634.40/x
  3. Step 3: Cross multiply
    67,208,020.80x = 100,741,172.40 × 26,251,634.40
  4. Step 4: Simplify right side
    67,208,020.80x = 2,644,620,426,872,170.50
  5. Step 5: Solve for x
    x = 2,644,620,426,872,170.50/67,208,020.80
  6. Step 6: Final answer
    x = 39,349,773.96

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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.