Home / 8,550,780.92-11,800,268.59-4,879,624.40

Finding the Fourth Proportional to 8,550,780.92, 11,800,268.59 and 4,879,624.40

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Solution

The fourth proportional to 8,550,780.92, 11,800,268.59 and 4,879,624.40 is: 6,733,990.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,550,780.92 : 11,800,268.59 = 4,879,624.40 : x
  2. Step 2: Convert to fraction form
    8,550,780.92/11,800,268.59 = 4,879,624.40/x
  3. Step 3: Cross multiply
    8,550,780.92x = 11,800,268.59 × 4,879,624.40
  4. Step 4: Simplify right side
    8,550,780.92x = 57,580,878,538,317.60
  5. Step 5: Solve for x
    x = 57,580,878,538,317.60/8,550,780.92
  6. Step 6: Final answer
    x = 6,733,990.62

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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.