Home / 7,045,625.70-9,722,798.82-4,145,203.35

Finding the Fourth Proportional to 7,045,625.70, 9,722,798.82 and 4,145,203.35

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Solution

The fourth proportional to 7,045,625.70, 9,722,798.82 and 4,145,203.35 is: 5,720,283.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,045,625.70 : 9,722,798.82 = 4,145,203.35 : x
  2. Step 2: Convert to fraction form
    7,045,625.70/9,722,798.82 = 4,145,203.35/x
  3. Step 3: Cross multiply
    7,045,625.70x = 9,722,798.82 × 4,145,203.35
  4. Step 4: Simplify right side
    7,045,625.70x = 40,302,978,240,040.05
  5. Step 5: Solve for x
    x = 40,302,978,240,040.05/7,045,625.70
  6. Step 6: Final answer
    x = 5,720,283.76

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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.