Home / 7,481,987.86-10,325,258.13-4,383,769.75

Finding the Fourth Proportional to 7,481,987.86, 10,325,258.13 and 4,383,769.75

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Solution

The fourth proportional to 7,481,987.86, 10,325,258.13 and 4,383,769.75 is: 6,049,669.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481,987.86 : 10,325,258.13 = 4,383,769.75 : x
  2. Step 2: Convert to fraction form
    7,481,987.86/10,325,258.13 = 4,383,769.75/x
  3. Step 3: Cross multiply
    7,481,987.86x = 10,325,258.13 × 4,383,769.75
  4. Step 4: Simplify right side
    7,481,987.86x = 45,263,554,280,581.27
  5. Step 5: Solve for x
    x = 45,263,554,280,581.27/7,481,987.86
  6. Step 6: Final answer
    x = 6,049,669.57

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1.5x scale

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.