Home / 20,604,446.80-30,906,670.20-5,251,706.80

Finding the Fourth Proportional to 20,604,446.80, 30,906,670.20 and 5,251,706.80

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Solution

The fourth proportional to 20,604,446.80, 30,906,670.20 and 5,251,706.80 is: 7,877,560.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,604,446.80 : 30,906,670.20 = 5,251,706.80 : x
  2. Step 2: Convert to fraction form
    20,604,446.80/30,906,670.20 = 5,251,706.80/x
  3. Step 3: Cross multiply
    20,604,446.80x = 30,906,670.20 × 5,251,706.80
  4. Step 4: Simplify right side
    20,604,446.80x = 162,312,770,054,697.34
  5. Step 5: Solve for x
    x = 162,312,770,054,697.34/20,604,446.80
  6. Step 6: Final answer
    x = 7,877,560.20

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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.