Home / 8,066,523.80-12,099,785.70-7,320,027.80

Finding the Fourth Proportional to 8,066,523.80, 12,099,785.70 and 7,320,027.80

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Solution

The fourth proportional to 8,066,523.80, 12,099,785.70 and 7,320,027.80 is: 10,980,041.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,066,523.80 : 12,099,785.70 = 7,320,027.80 : x
  2. Step 2: Convert to fraction form
    8,066,523.80/12,099,785.70 = 7,320,027.80/x
  3. Step 3: Cross multiply
    8,066,523.80x = 12,099,785.70 × 7,320,027.80
  4. Step 4: Simplify right side
    8,066,523.80x = 88,570,767,698,042.45
  5. Step 5: Solve for x
    x = 88,570,767,698,042.45/8,066,523.80
  6. Step 6: Final answer
    x = 10,980,041.70

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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.