Home / 8,273,211.80-12,409,817.70-5,585,826.20

Finding the Fourth Proportional to 8,273,211.80, 12,409,817.70 and 5,585,826.20

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Solution

The fourth proportional to 8,273,211.80, 12,409,817.70 and 5,585,826.20 is: 8,378,739.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,273,211.80 : 12,409,817.70 = 5,585,826.20 : x
  2. Step 2: Convert to fraction form
    8,273,211.80/12,409,817.70 = 5,585,826.20/x
  3. Step 3: Cross multiply
    8,273,211.80x = 12,409,817.70 × 5,585,826.20
  4. Step 4: Simplify right side
    8,273,211.80x = 69,319,084,845,883.73
  5. Step 5: Solve for x
    x = 69,319,084,845,883.73/8,273,211.80
  6. Step 6: Final answer
    x = 8,378,739.30

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Double scale
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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.