Home / 8,846,155.08-12,206,377.34-4,978,445.58

Finding the Fourth Proportional to 8,846,155.08, 12,206,377.34 and 4,978,445.58

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Solution

The fourth proportional to 8,846,155.08, 12,206,377.34 and 4,978,445.58 is: 6,869,513.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,846,155.08 : 12,206,377.34 = 4,978,445.58 : x
  2. Step 2: Convert to fraction form
    8,846,155.08/12,206,377.34 = 4,978,445.58/x
  3. Step 3: Cross multiply
    8,846,155.08x = 12,206,377.34 × 4,978,445.58
  4. Step 4: Simplify right side
    8,846,155.08x = 60,768,785,383,689.77
  5. Step 5: Solve for x
    x = 60,768,785,383,689.77/8,846,155.08
  6. Step 6: Final answer
    x = 6,869,513.91

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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.