Home / 7,390,825.85-11,017,921.13-7,274,351.70

Finding the Fourth Proportional to 7,390,825.85, 11,017,921.13 and 7,274,351.70

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Solution

The fourth proportional to 7,390,825.85, 11,017,921.13 and 7,274,351.70 is: 10,844,286.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390,825.85 : 11,017,921.13 = 7,274,351.70 : x
  2. Step 2: Convert to fraction form
    7,390,825.85/11,017,921.13 = 7,274,351.70/x
  3. Step 3: Cross multiply
    7,390,825.85x = 11,017,921.13 × 7,274,351.70
  4. Step 4: Simplify right side
    7,390,825.85x = 80,148,233,266,109.67
  5. Step 5: Solve for x
    x = 80,148,233,266,109.67/7,390,825.85
  6. Step 6: Final answer
    x = 10,844,286.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.