Home / 8,064,012.80-12,096,019.20-4,662,790.40

Finding the Fourth Proportional to 8,064,012.80, 12,096,019.20 and 4,662,790.40

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Solution

The fourth proportional to 8,064,012.80, 12,096,019.20 and 4,662,790.40 is: 6,994,185.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,012.80 : 12,096,019.20 = 4,662,790.40 : x
  2. Step 2: Convert to fraction form
    8,064,012.80/12,096,019.20 = 4,662,790.40/x
  3. Step 3: Cross multiply
    8,064,012.80x = 12,096,019.20 × 4,662,790.40
  4. Step 4: Simplify right side
    8,064,012.80x = 56,401,202,203,975.68
  5. Step 5: Solve for x
    x = 56,401,202,203,975.68/8,064,012.80
  6. Step 6: Final answer
    x = 6,994,185.60

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Similar ratio
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1.5x scale

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.