Home / 7,200,838.40-10,801,257.60-1,882,054.40

Finding the Fourth Proportional to 7,200,838.40, 10,801,257.60 and 1,882,054.40

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Solution

The fourth proportional to 7,200,838.40, 10,801,257.60 and 1,882,054.40 is: 2,823,081.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200,838.40 : 10,801,257.60 = 1,882,054.40 : x
  2. Step 2: Convert to fraction form
    7,200,838.40/10,801,257.60 = 1,882,054.40/x
  3. Step 3: Cross multiply
    7,200,838.40x = 10,801,257.60 × 1,882,054.40
  4. Step 4: Simplify right side
    7,200,838.40x = 20,328,554,391,613.44
  5. Step 5: Solve for x
    x = 20,328,554,391,613.44/7,200,838.40
  6. Step 6: Final answer
    x = 2,823,081.60

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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.