Home / 5,571,763.20-8,345,203.20-4,299,609.60

Finding the Fourth Proportional to 5,571,763.20, 8,345,203.20 and 4,299,609.60

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Solution

The fourth proportional to 5,571,763.20, 8,345,203.20 and 4,299,609.60 is: 6,439,813.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571,763.20 : 8,345,203.20 = 4,299,609.60 : x
  2. Step 2: Convert to fraction form
    5,571,763.20/8,345,203.20 = 4,299,609.60/x
  3. Step 3: Cross multiply
    5,571,763.20x = 8,345,203.20 × 4,299,609.60
  4. Step 4: Simplify right side
    5,571,763.20x = 35,881,115,792,670.72
  5. Step 5: Solve for x
    x = 35,881,115,792,670.72/5,571,763.20
  6. Step 6: Final answer
    x = 6,439,813.49

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1.5x scale

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.