Home / 49,907,819.80-74,861,729.70-12,085,355.80

Finding the Fourth Proportional to 49,907,819.80, 74,861,729.70 and 12,085,355.80

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Solution

The fourth proportional to 49,907,819.80, 74,861,729.70 and 12,085,355.80 is: 18,128,033.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,907,819.80 : 74,861,729.70 = 12,085,355.80 : x
  2. Step 2: Convert to fraction form
    49,907,819.80/74,861,729.70 = 12,085,355.80/x
  3. Step 3: Cross multiply
    49,907,819.80x = 74,861,729.70 × 12,085,355.80
  4. Step 4: Simplify right side
    49,907,819.80x = 904,730,639,227,927.38
  5. Step 5: Solve for x
    x = 904,730,639,227,927.38/49,907,819.80
  6. Step 6: Final answer
    x = 18,128,033.70

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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.