Home / 7,620,172.50-11,432,250.66-4,422,224.46

Finding the Fourth Proportional to 7,620,172.50, 11,432,250.66 and 4,422,224.46

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Solution

The fourth proportional to 7,620,172.50, 11,432,250.66 and 4,422,224.46 is: 6,634,492.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,620,172.50 : 11,432,250.66 = 4,422,224.46 : x
  2. Step 2: Convert to fraction form
    7,620,172.50/11,432,250.66 = 4,422,224.46/x
  3. Step 3: Cross multiply
    7,620,172.50x = 11,432,250.66 × 4,422,224.46
  4. Step 4: Simplify right side
    7,620,172.50x = 50,555,978,501,503.14
  5. Step 5: Solve for x
    x = 50,555,978,501,503.14/7,620,172.50
  6. Step 6: Final answer
    x = 6,634,492.66

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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.