Home / 20,166,354.20-30,249,531.30-6,701,432.60

Finding the Fourth Proportional to 20,166,354.20, 30,249,531.30 and 6,701,432.60

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Solution

The fourth proportional to 20,166,354.20, 30,249,531.30 and 6,701,432.60 is: 10,052,148.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,166,354.20 : 30,249,531.30 = 6,701,432.60 : x
  2. Step 2: Convert to fraction form
    20,166,354.20/30,249,531.30 = 6,701,432.60/x
  3. Step 3: Cross multiply
    20,166,354.20x = 30,249,531.30 × 6,701,432.60
  4. Step 4: Simplify right side
    20,166,354.20x = 202,715,195,188,540.38
  5. Step 5: Solve for x
    x = 202,715,195,188,540.38/20,166,354.20
  6. Step 6: Final answer
    x = 10,052,148.90

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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.