Home / 11,920,759.32-17,881,489.60-3,284,990.70

Finding the Fourth Proportional to 11,920,759.32, 17,881,489.60 and 3,284,990.70

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Solution

The fourth proportional to 11,920,759.32, 17,881,489.60 and 3,284,990.70 is: 4,927,582.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,920,759.32 : 17,881,489.60 = 3,284,990.70 : x
  2. Step 2: Convert to fraction form
    11,920,759.32/17,881,489.60 = 3,284,990.70/x
  3. Step 3: Cross multiply
    11,920,759.32x = 17,881,489.60 × 3,284,990.70
  4. Step 4: Simplify right side
    11,920,759.32x = 58,740,527,038,146.73
  5. Step 5: Solve for x
    x = 58,740,527,038,146.73/11,920,759.32
  6. Step 6: Final answer
    x = 4,927,582.67

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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.