Home / 5,458,561.92-8,171,984.16-3,177,122.40

Finding the Fourth Proportional to 5,458,561.92, 8,171,984.16 and 3,177,122.40

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Solution

The fourth proportional to 5,458,561.92, 8,171,984.16 and 3,177,122.40 is: 4,756,453.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458,561.92 : 8,171,984.16 = 3,177,122.40 : x
  2. Step 2: Convert to fraction form
    5,458,561.92/8,171,984.16 = 3,177,122.40/x
  3. Step 3: Cross multiply
    5,458,561.92x = 8,171,984.16 × 3,177,122.40
  4. Step 4: Simplify right side
    5,458,561.92x = 25,963,393,927,181.18
  5. Step 5: Solve for x
    x = 25,963,393,927,181.18/5,458,561.92
  6. Step 6: Final answer
    x = 4,756,453.13

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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.