Home / 6,784,675.20-9,362,743.16-3,728,823.84

Finding the Fourth Proportional to 6,784,675.20, 9,362,743.16 and 3,728,823.84

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Solution

The fourth proportional to 6,784,675.20, 9,362,743.16 and 3,728,823.84 is: 5,145,717.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,784,675.20 : 9,362,743.16 = 3,728,823.84 : x
  2. Step 2: Convert to fraction form
    6,784,675.20/9,362,743.16 = 3,728,823.84/x
  3. Step 3: Cross multiply
    6,784,675.20x = 9,362,743.16 × 3,728,823.84
  4. Step 4: Simplify right side
    6,784,675.20x = 34,912,019,884,160.81
  5. Step 5: Solve for x
    x = 34,912,019,884,160.81/6,784,675.20
  6. Step 6: Final answer
    x = 5,145,717.20

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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.