Home / 7,948,722.46-11,915,111.67-3,691,880.14

Finding the Fourth Proportional to 7,948,722.46, 11,915,111.67 and 3,691,880.14

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Solution

The fourth proportional to 7,948,722.46, 11,915,111.67 and 3,691,880.14 is: 5,534,117.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,948,722.46 : 11,915,111.67 = 3,691,880.14 : x
  2. Step 2: Convert to fraction form
    7,948,722.46/11,915,111.67 = 3,691,880.14/x
  3. Step 3: Cross multiply
    7,948,722.46x = 11,915,111.67 × 3,691,880.14
  4. Step 4: Simplify right side
    7,948,722.46x = 43,989,164,140,355.23
  5. Step 5: Solve for x
    x = 43,989,164,140,355.23/7,948,722.46
  6. Step 6: Final answer
    x = 5,534,117.51

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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.