Home / 14,856,043.68-20,493,794.08-9,702,421.92

Finding the Fourth Proportional to 14,856,043.68, 20,493,794.08 and 9,702,421.92

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Solution

The fourth proportional to 14,856,043.68, 20,493,794.08 and 9,702,421.92 is: 13,384,413.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,856,043.68 : 20,493,794.08 = 9,702,421.92 : x
  2. Step 2: Convert to fraction form
    14,856,043.68/20,493,794.08 = 9,702,421.92/x
  3. Step 3: Cross multiply
    14,856,043.68x = 20,493,794.08 × 9,702,421.92
  4. Step 4: Simplify right side
    14,856,043.68x = 198,839,436,905,758.22
  5. Step 5: Solve for x
    x = 198,839,436,905,758.22/14,856,043.68
  6. Step 6: Final answer
    x = 13,384,413.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.