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Finding the Fourth Proportional to 9,957,481.68, 14,938,880.52 and 3,568,379.88

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Solution

The fourth proportional to 9,957,481.68, 14,938,880.52 and 3,568,379.88 is: 5,353,522.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,957,481.68 : 14,938,880.52 = 3,568,379.88 : x
  2. Step 2: Convert to fraction form
    9,957,481.68/14,938,880.52 = 3,568,379.88/x
  3. Step 3: Cross multiply
    9,957,481.68x = 14,938,880.52 × 3,568,379.88
  4. Step 4: Simplify right side
    9,957,481.68x = 53,307,600,677,291.94
  5. Step 5: Solve for x
    x = 53,307,600,677,291.94/9,957,481.68
  6. Step 6: Final answer
    x = 5,353,522.35

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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.