Home / 8,120,081.08-11,205,283.44-4,635,281.38

Finding the Fourth Proportional to 8,120,081.08, 11,205,283.44 and 4,635,281.38

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Solution

The fourth proportional to 8,120,081.08, 11,205,283.44 and 4,635,281.38 is: 6,396,443.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,120,081.08 : 11,205,283.44 = 4,635,281.38 : x
  2. Step 2: Convert to fraction form
    8,120,081.08/11,205,283.44 = 4,635,281.38/x
  3. Step 3: Cross multiply
    8,120,081.08x = 11,205,283.44 × 4,635,281.38
  4. Step 4: Simplify right side
    8,120,081.08x = 51,939,641,687,054.34
  5. Step 5: Solve for x
    x = 51,939,641,687,054.34/8,120,081.08
  6. Step 6: Final answer
    x = 6,396,443.73

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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.