Home / 8,038,059.20-12,071,085.60-4,258,923.20

Finding the Fourth Proportional to 8,038,059.20, 12,071,085.60 and 4,258,923.20

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Solution

The fourth proportional to 8,038,059.20, 12,071,085.60 and 4,258,923.20 is: 6,395,800.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,038,059.20 : 12,071,085.60 = 4,258,923.20 : x
  2. Step 2: Convert to fraction form
    8,038,059.20/12,071,085.60 = 4,258,923.20/x
  3. Step 3: Cross multiply
    8,038,059.20x = 12,071,085.60 × 4,258,923.20
  4. Step 4: Simplify right side
    8,038,059.20x = 51,409,826,511,025.92
  5. Step 5: Solve for x
    x = 51,409,826,511,025.92/8,038,059.20
  6. Step 6: Final answer
    x = 6,395,800.93

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1.5x scale

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.