Home / 8,271,185.80-12,406,778.70-4,019,657.80

Finding the Fourth Proportional to 8,271,185.80, 12,406,778.70 and 4,019,657.80

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Solution

The fourth proportional to 8,271,185.80, 12,406,778.70 and 4,019,657.80 is: 6,029,486.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271,185.80 : 12,406,778.70 = 4,019,657.80 : x
  2. Step 2: Convert to fraction form
    8,271,185.80/12,406,778.70 = 4,019,657.80/x
  3. Step 3: Cross multiply
    8,271,185.80x = 12,406,778.70 × 4,019,657.80
  4. Step 4: Simplify right side
    8,271,185.80x = 49,871,004,774,328.85
  5. Step 5: Solve for x
    x = 49,871,004,774,328.85/8,271,185.80
  6. Step 6: Final answer
    x = 6,029,486.70

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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.