Home / 28,954,946.70-43,432,395.30-7,389,546.66

Finding the Fourth Proportional to 28,954,946.70, 43,432,395.30 and 7,389,546.66

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Solution

The fourth proportional to 28,954,946.70, 43,432,395.30 and 7,389,546.66 is: 11,084,313.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,954,946.70 : 43,432,395.30 = 7,389,546.66 : x
  2. Step 2: Convert to fraction form
    28,954,946.70/43,432,395.30 = 7,389,546.66/x
  3. Step 3: Cross multiply
    28,954,946.70x = 43,432,395.30 × 7,389,546.66
  4. Step 4: Simplify right side
    28,954,946.70x = 320,945,711,624,914.69
  5. Step 5: Solve for x
    x = 320,945,711,624,914.69/28,954,946.70
  6. Step 6: Final answer
    x = 11,084,313.67

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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.