Home / 22,495,147.20-33,742,720.80-8,120,433.60

Finding the Fourth Proportional to 22,495,147.20, 33,742,720.80 and 8,120,433.60

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Solution

The fourth proportional to 22,495,147.20, 33,742,720.80 and 8,120,433.60 is: 12,180,650.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,495,147.20 : 33,742,720.80 = 8,120,433.60 : x
  2. Step 2: Convert to fraction form
    22,495,147.20/33,742,720.80 = 8,120,433.60/x
  3. Step 3: Cross multiply
    22,495,147.20x = 33,742,720.80 × 8,120,433.60
  4. Step 4: Simplify right side
    22,495,147.20x = 274,005,523,739,738.84
  5. Step 5: Solve for x
    x = 274,005,523,739,738.84/22,495,147.20
  6. Step 6: Final answer
    x = 12,180,650.40

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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.