Home / 7,617,407.55-10,511,670.68-4,179,563.07

Finding the Fourth Proportional to 7,617,407.55, 10,511,670.68 and 4,179,563.07

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Solution

The fourth proportional to 7,617,407.55, 10,511,670.68 and 4,179,563.07 is: 5,767,604.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617,407.55 : 10,511,670.68 = 4,179,563.07 : x
  2. Step 2: Convert to fraction form
    7,617,407.55/10,511,670.68 = 4,179,563.07/x
  3. Step 3: Cross multiply
    7,617,407.55x = 10,511,670.68 × 4,179,563.07
  4. Step 4: Simplify right side
    7,617,407.55x = 43,934,190,557,231.98
  5. Step 5: Solve for x
    x = 43,934,190,557,231.98/7,617,407.55
  6. Step 6: Final answer
    x = 5,767,604.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.