Home / 30,777,511.50-46,178,984.61-13,496,770.62

Finding the Fourth Proportional to 30,777,511.50, 46,178,984.61 and 13,496,770.62

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Solution

The fourth proportional to 30,777,511.50, 46,178,984.61 and 13,496,770.62 is: 20,250,732.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,777,511.50 : 46,178,984.61 = 13,496,770.62 : x
  2. Step 2: Convert to fraction form
    30,777,511.50/46,178,984.61 = 13,496,770.62/x
  3. Step 3: Cross multiply
    30,777,511.50x = 46,178,984.61 × 13,496,770.62
  4. Step 4: Simplify right side
    30,777,511.50x = 623,267,162,745,680.12
  5. Step 5: Solve for x
    x = 623,267,162,745,680.12/30,777,511.50
  6. Step 6: Final answer
    x = 20,250,732.84

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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.