Home / 8,112,648.61-12,170,596.75-2,995,109.60

Finding the Fourth Proportional to 8,112,648.61, 12,170,596.75 and 2,995,109.60

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Solution

The fourth proportional to 8,112,648.61, 12,170,596.75 and 2,995,109.60 is: 4,493,263.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,112,648.61 : 12,170,596.75 = 2,995,109.60 : x
  2. Step 2: Convert to fraction form
    8,112,648.61/12,170,596.75 = 2,995,109.60/x
  3. Step 3: Cross multiply
    8,112,648.61x = 12,170,596.75 × 2,995,109.60
  4. Step 4: Simplify right side
    8,112,648.61x = 36,452,271,186,592.52
  5. Step 5: Solve for x
    x = 36,452,271,186,592.52/8,112,648.61
  6. Step 6: Final answer
    x = 4,493,263.91

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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.