Home / 8,236,183.80-12,348,515.70-4,868,657.40

Finding the Fourth Proportional to 8,236,183.80, 12,348,515.70 and 4,868,657.40

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Solution

The fourth proportional to 8,236,183.80, 12,348,515.70 and 4,868,657.40 is: 7,299,581.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236,183.80 : 12,348,515.70 = 4,868,657.40 : x
  2. Step 2: Convert to fraction form
    8,236,183.80/12,348,515.70 = 4,868,657.40/x
  3. Step 3: Cross multiply
    8,236,183.80x = 12,348,515.70 × 4,868,657.40
  4. Step 4: Simplify right side
    8,236,183.80x = 60,120,692,341,821.18
  5. Step 5: Solve for x
    x = 60,120,692,341,821.18/8,236,183.80
  6. Step 6: Final answer
    x = 7,299,581.19

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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.