Home / 8,374,806.40-12,562,209.60-3,326,116.90

Finding the Fourth Proportional to 8,374,806.40, 12,562,209.60 and 3,326,116.90

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Solution

The fourth proportional to 8,374,806.40, 12,562,209.60 and 3,326,116.90 is: 4,989,175.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,374,806.40 : 12,562,209.60 = 3,326,116.90 : x
  2. Step 2: Convert to fraction form
    8,374,806.40/12,562,209.60 = 3,326,116.90/x
  3. Step 3: Cross multiply
    8,374,806.40x = 12,562,209.60 × 3,326,116.90
  4. Step 4: Simplify right side
    8,374,806.40x = 41,783,377,651,902.23
  5. Step 5: Solve for x
    x = 41,783,377,651,902.23/8,374,806.40
  6. Step 6: Final answer
    x = 4,989,175.35

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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.