Home / 8,585,919.38-11,848,321.90-4,718,435.88

Finding the Fourth Proportional to 8,585,919.38, 11,848,321.90 and 4,718,435.88

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Solution

The fourth proportional to 8,585,919.38, 11,848,321.90 and 4,718,435.88 is: 6,511,305.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,585,919.38 : 11,848,321.90 = 4,718,435.88 : x
  2. Step 2: Convert to fraction form
    8,585,919.38/11,848,321.90 = 4,718,435.88/x
  3. Step 3: Cross multiply
    8,585,919.38x = 11,848,321.90 × 4,718,435.88
  4. Step 4: Simplify right side
    8,585,919.38x = 55,905,547,170,749.77
  5. Step 5: Solve for x
    x = 55,905,547,170,749.77/8,585,919.38
  6. Step 6: Final answer
    x = 6,511,305.86

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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.