Home / 18,435,704.20-27,653,556.30-5,656,188.40

Finding the Fourth Proportional to 18,435,704.20, 27,653,556.30 and 5,656,188.40

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Solution

The fourth proportional to 18,435,704.20, 27,653,556.30 and 5,656,188.40 is: 8,484,282.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,435,704.20 : 27,653,556.30 = 5,656,188.40 : x
  2. Step 2: Convert to fraction form
    18,435,704.20/27,653,556.30 = 5,656,188.40/x
  3. Step 3: Cross multiply
    18,435,704.20x = 27,653,556.30 × 5,656,188.40
  4. Step 4: Simplify right side
    18,435,704.20x = 156,413,724,362,806.94
  5. Step 5: Solve for x
    x = 156,413,724,362,806.94/18,435,704.20
  6. Step 6: Final answer
    x = 8,484,282.60

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1.5x scale

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.