Home / 8,271,574.70-12,407,750.85-2,591,984.30

Finding the Fourth Proportional to 8,271,574.70, 12,407,750.85 and 2,591,984.30

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Solution

The fourth proportional to 8,271,574.70, 12,407,750.85 and 2,591,984.30 is: 3,888,098.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271,574.70 : 12,407,750.85 = 2,591,984.30 : x
  2. Step 2: Convert to fraction form
    8,271,574.70/12,407,750.85 = 2,591,984.30/x
  3. Step 3: Cross multiply
    8,271,574.70x = 12,407,750.85 × 2,591,984.30
  4. Step 4: Simplify right side
    8,271,574.70x = 32,160,695,401,511.65
  5. Step 5: Solve for x
    x = 32,160,695,401,511.65/8,271,574.70
  6. Step 6: Final answer
    x = 3,888,098.28

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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.