Home / 7,182,119.93-10,778,059.64-2,923,063.18

Finding the Fourth Proportional to 7,182,119.93, 10,778,059.64 and 2,923,063.18

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Solution

The fourth proportional to 7,182,119.93, 10,778,059.64 and 2,923,063.18 is: 4,386,580.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,182,119.93 : 10,778,059.64 = 2,923,063.18 : x
  2. Step 2: Convert to fraction form
    7,182,119.93/10,778,059.64 = 2,923,063.18/x
  3. Step 3: Cross multiply
    7,182,119.93x = 10,778,059.64 × 2,923,063.18
  4. Step 4: Simplify right side
    7,182,119.93x = 31,504,949,270,912.74
  5. Step 5: Solve for x
    x = 31,504,949,270,912.74/7,182,119.93
  6. Step 6: Final answer
    x = 4,386,580.78

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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.