Home / 66,802,611.20-100,237,094.40-26,414,412.80

Finding the Fourth Proportional to 66,802,611.20, 100,237,094.40 and 26,414,412.80

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Solution

The fourth proportional to 66,802,611.20, 100,237,094.40 and 26,414,412.80 is: 39,634,737.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,802,611.20 : 100,237,094.40 = 26,414,412.80 : x
  2. Step 2: Convert to fraction form
    66,802,611.20/100,237,094.40 = 26,414,412.80/x
  3. Step 3: Cross multiply
    66,802,611.20x = 100,237,094.40 × 26,414,412.80
  4. Step 4: Simplify right side
    66,802,611.20x = 2,647,703,989,354,168.50
  5. Step 5: Solve for x
    x = 2,647,703,989,354,168.50/66,802,611.20
  6. Step 6: Final answer
    x = 39,634,737.95

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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.