Home / 5,384,830.80-8,077,246.20-3,873,176.40

Finding the Fourth Proportional to 5,384,830.80, 8,077,246.20 and 3,873,176.40

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Solution

The fourth proportional to 5,384,830.80, 8,077,246.20 and 3,873,176.40 is: 5,809,764.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384,830.80 : 8,077,246.20 = 3,873,176.40 : x
  2. Step 2: Convert to fraction form
    5,384,830.80/8,077,246.20 = 3,873,176.40/x
  3. Step 3: Cross multiply
    5,384,830.80x = 8,077,246.20 × 3,873,176.40
  4. Step 4: Simplify right side
    5,384,830.80x = 31,284,599,358,829.68
  5. Step 5: Solve for x
    x = 31,284,599,358,829.68/5,384,830.80
  6. Step 6: Final answer
    x = 5,809,764.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.