Home / 76,285,511.34-114,425,708.21-33,154,711.12

Finding the Fourth Proportional to 76,285,511.34, 114,425,708.21 and 33,154,711.12

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Solution

The fourth proportional to 76,285,511.34, 114,425,708.21 and 33,154,711.12 is: 49,730,954.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,285,511.34 : 114,425,708.21 = 33,154,711.12 : x
  2. Step 2: Convert to fraction form
    76,285,511.34/114,425,708.21 = 33,154,711.12/x
  3. Step 3: Cross multiply
    76,285,511.34x = 114,425,708.21 × 33,154,711.12
  4. Step 4: Simplify right side
    76,285,511.34x = 3,793,751,300,691,880.50
  5. Step 5: Solve for x
    x = 3,793,751,300,691,880.50/76,285,511.34
  6. Step 6: Final answer
    x = 49,730,954.60

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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.