Home / 8,177,576.80-12,266,365.20-8,020,112.80

Finding the Fourth Proportional to 8,177,576.80, 12,266,365.20 and 8,020,112.80

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Solution

The fourth proportional to 8,177,576.80, 12,266,365.20 and 8,020,112.80 is: 12,030,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177,576.80 : 12,266,365.20 = 8,020,112.80 : x
  2. Step 2: Convert to fraction form
    8,177,576.80/12,266,365.20 = 8,020,112.80/x
  3. Step 3: Cross multiply
    8,177,576.80x = 12,266,365.20 × 8,020,112.80
  4. Step 4: Simplify right side
    8,177,576.80x = 98,377,632,549,994.55
  5. Step 5: Solve for x
    x = 98,377,632,549,994.55/8,177,576.80
  6. Step 6: Final answer
    x = 12,030,169.20

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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.