Home / 7,381,134.20-10,185,971.60-4,117,949.60

Finding the Fourth Proportional to 7,381,134.20, 10,185,971.60 and 4,117,949.60

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Solution

The fourth proportional to 7,381,134.20, 10,185,971.60 and 4,117,949.60 is: 5,682,774.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,134.20 : 10,185,971.60 = 4,117,949.60 : x
  2. Step 2: Convert to fraction form
    7,381,134.20/10,185,971.60 = 4,117,949.60/x
  3. Step 3: Cross multiply
    7,381,134.20x = 10,185,971.60 × 4,117,949.60
  4. Step 4: Simplify right side
    7,381,134.20x = 41,945,317,675,831.36
  5. Step 5: Solve for x
    x = 41,945,317,675,831.36/7,381,134.20
  6. Step 6: Final answer
    x = 5,682,774.02

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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.