Home / 5,276,515.56-7,271,639.78-4,228,746.64

Finding the Fourth Proportional to 5,276,515.56, 7,271,639.78 and 4,228,746.64

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Solution

The fourth proportional to 5,276,515.56, 7,271,639.78 and 4,228,746.64 is: 5,827,694.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276,515.56 : 7,271,639.78 = 4,228,746.64 : x
  2. Step 2: Convert to fraction form
    5,276,515.56/7,271,639.78 = 4,228,746.64/x
  3. Step 3: Cross multiply
    5,276,515.56x = 7,271,639.78 × 4,228,746.64
  4. Step 4: Simplify right side
    5,276,515.56x = 30,749,922,286,965.34
  5. Step 5: Solve for x
    x = 30,749,922,286,965.34/5,276,515.56
  6. Step 6: Final answer
    x = 5,827,694.80

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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.