Home / 8,066,697.80-12,100,046.70-7,320,201.80

Finding the Fourth Proportional to 8,066,697.80, 12,100,046.70 and 7,320,201.80

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Solution

The fourth proportional to 8,066,697.80, 12,100,046.70 and 7,320,201.80 is: 10,980,302.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,066,697.80 : 12,100,046.70 = 7,320,201.80 : x
  2. Step 2: Convert to fraction form
    8,066,697.80/12,100,046.70 = 7,320,201.80/x
  3. Step 3: Cross multiply
    8,066,697.80x = 12,100,046.70 × 7,320,201.80
  4. Step 4: Simplify right side
    8,066,697.80x = 88,574,783,633,424.05
  5. Step 5: Solve for x
    x = 88,574,783,633,424.05/8,066,697.80
  6. Step 6: Final answer
    x = 10,980,302.70

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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.