Home / 8,020,512.60-12,030,768.90-4,831,866.60

Finding the Fourth Proportional to 8,020,512.60, 12,030,768.90 and 4,831,866.60

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Solution

The fourth proportional to 8,020,512.60, 12,030,768.90 and 4,831,866.60 is: 7,247,799.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020,512.60 : 12,030,768.90 = 4,831,866.60 : x
  2. Step 2: Convert to fraction form
    8,020,512.60/12,030,768.90 = 4,831,866.60/x
  3. Step 3: Cross multiply
    8,020,512.60x = 12,030,768.90 × 4,831,866.60
  4. Step 4: Simplify right side
    8,020,512.60x = 58,131,070,420,228.73
  5. Step 5: Solve for x
    x = 58,131,070,420,228.73/8,020,512.60
  6. Step 6: Final answer
    x = 7,247,799.90

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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.