Home / 20,364,772.80-30,523,539.60-8,226,266.70

Finding the Fourth Proportional to 20,364,772.80, 30,523,539.60 and 8,226,266.70

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Solution

The fourth proportional to 20,364,772.80, 30,523,539.60 and 8,226,266.70 is: 12,329,859.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,364,772.80 : 30,523,539.60 = 8,226,266.70 : x
  2. Step 2: Convert to fraction form
    20,364,772.80/30,523,539.60 = 8,226,266.70/x
  3. Step 3: Cross multiply
    20,364,772.80x = 30,523,539.60 × 8,226,266.70
  4. Step 4: Simplify right side
    20,364,772.80x = 251,094,777,377,611.34
  5. Step 5: Solve for x
    x = 251,094,777,377,611.34/20,364,772.80
  6. Step 6: Final answer
    x = 12,329,859.01

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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.