Home / 8,518,027.20-11,760,183.36-5,422,297.92

Finding the Fourth Proportional to 8,518,027.20, 11,760,183.36 and 5,422,297.92

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Solution

The fourth proportional to 8,518,027.20, 11,760,183.36 and 5,422,297.92 is: 7,486,148.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,518,027.20 : 11,760,183.36 = 5,422,297.92 : x
  2. Step 2: Convert to fraction form
    8,518,027.20/11,760,183.36 = 5,422,297.92/x
  3. Step 3: Cross multiply
    8,518,027.20x = 11,760,183.36 × 5,422,297.92
  4. Step 4: Simplify right side
    8,518,027.20x = 63,767,217,771,746.61
  5. Step 5: Solve for x
    x = 63,767,217,771,746.61/8,518,027.20
  6. Step 6: Final answer
    x = 7,486,148.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.