Home / 8,085,522.85-12,128,284.28-4,042,634.65

Finding the Fourth Proportional to 8,085,522.85, 12,128,284.28 and 4,042,634.65

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Solution

The fourth proportional to 8,085,522.85, 12,128,284.28 and 4,042,634.65 is: 6,063,951.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,522.85 : 12,128,284.28 = 4,042,634.65 : x
  2. Step 2: Convert to fraction form
    8,085,522.85/12,128,284.28 = 4,042,634.65/x
  3. Step 3: Cross multiply
    8,085,522.85x = 12,128,284.28 × 4,042,634.65
  4. Step 4: Simplify right side
    8,085,522.85x = 49,030,222,255,165.13
  5. Step 5: Solve for x
    x = 49,030,222,255,165.13/8,085,522.85
  6. Step 6: Final answer
    x = 6,063,951.98

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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.