Home / 7,691,806.27-11,533,450.12-3,146,047.23

Finding the Fourth Proportional to 7,691,806.27, 11,533,450.12 and 3,146,047.23

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Solution

The fourth proportional to 7,691,806.27, 11,533,450.12 and 3,146,047.23 is: 4,717,328.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,691,806.27 : 11,533,450.12 = 3,146,047.23 : x
  2. Step 2: Convert to fraction form
    7,691,806.27/11,533,450.12 = 3,146,047.23/x
  3. Step 3: Cross multiply
    7,691,806.27x = 11,533,450.12 × 3,146,047.23
  4. Step 4: Simplify right side
    7,691,806.27x = 36,284,778,827,432.49
  5. Step 5: Solve for x
    x = 36,284,778,827,432.49/7,691,806.27
  6. Step 6: Final answer
    x = 4,717,328.75

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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.