Home / 7,200,839.40-10,801,259.10-1,882,055.40

Finding the Fourth Proportional to 7,200,839.40, 10,801,259.10 and 1,882,055.40

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Solution

The fourth proportional to 7,200,839.40, 10,801,259.10 and 1,882,055.40 is: 2,823,083.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200,839.40 : 10,801,259.10 = 1,882,055.40 : x
  2. Step 2: Convert to fraction form
    7,200,839.40/10,801,259.10 = 1,882,055.40/x
  3. Step 3: Cross multiply
    7,200,839.40x = 10,801,259.10 × 1,882,055.40
  4. Step 4: Simplify right side
    7,200,839.40x = 20,328,568,015,954.14
  5. Step 5: Solve for x
    x = 20,328,568,015,954.14/7,200,839.40
  6. Step 6: Final answer
    x = 2,823,083.10

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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.