Home / 8,764,717.20-13,147,075.80-7,271,725.20

Finding the Fourth Proportional to 8,764,717.20, 13,147,075.80 and 7,271,725.20

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Solution

The fourth proportional to 8,764,717.20, 13,147,075.80 and 7,271,725.20 is: 10,907,587.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764,717.20 : 13,147,075.80 = 7,271,725.20 : x
  2. Step 2: Convert to fraction form
    8,764,717.20/13,147,075.80 = 7,271,725.20/x
  3. Step 3: Cross multiply
    8,764,717.20x = 13,147,075.80 × 7,271,725.20
  4. Step 4: Simplify right side
    8,764,717.20x = 95,601,922,401,170.17
  5. Step 5: Solve for x
    x = 95,601,922,401,170.17/8,764,717.20
  6. Step 6: Final answer
    x = 10,907,587.80

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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.