Home / 4,456,840.40-6,685,260.60-3,113,147.60

Finding the Fourth Proportional to 4,456,840.40, 6,685,260.60 and 3,113,147.60

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Solution

The fourth proportional to 4,456,840.40, 6,685,260.60 and 3,113,147.60 is: 4,669,721.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456,840.40 : 6,685,260.60 = 3,113,147.60 : x
  2. Step 2: Convert to fraction form
    4,456,840.40/6,685,260.60 = 3,113,147.60/x
  3. Step 3: Cross multiply
    4,456,840.40x = 6,685,260.60 × 3,113,147.60
  4. Step 4: Simplify right side
    4,456,840.40x = 20,812,202,992,264.56
  5. Step 5: Solve for x
    x = 20,812,202,992,264.56/4,456,840.40
  6. Step 6: Final answer
    x = 4,669,721.40

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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.