Home / 7,122,028.96-10,675,578.48-2,631,440.80

Finding the Fourth Proportional to 7,122,028.96, 10,675,578.48 and 2,631,440.80

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Solution

The fourth proportional to 7,122,028.96, 10,675,578.48 and 2,631,440.80 is: 3,944,403.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,122,028.96 : 10,675,578.48 = 2,631,440.80 : x
  2. Step 2: Convert to fraction form
    7,122,028.96/10,675,578.48 = 2,631,440.80/x
  3. Step 3: Cross multiply
    7,122,028.96x = 10,675,578.48 × 2,631,440.80
  4. Step 4: Simplify right side
    7,122,028.96x = 28,092,152,775,873.98
  5. Step 5: Solve for x
    x = 28,092,152,775,873.98/7,122,028.96
  6. Step 6: Final answer
    x = 3,944,403.05

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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.