Home / 7,126,456.80-10,682,686.80-3,532,778.40

Finding the Fourth Proportional to 7,126,456.80, 10,682,686.80 and 3,532,778.40

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Solution

The fourth proportional to 7,126,456.80, 10,682,686.80 and 3,532,778.40 is: 5,295,698.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,126,456.80 : 10,682,686.80 = 3,532,778.40 : x
  2. Step 2: Convert to fraction form
    7,126,456.80/10,682,686.80 = 3,532,778.40/x
  3. Step 3: Cross multiply
    7,126,456.80x = 10,682,686.80 × 3,532,778.40
  4. Step 4: Simplify right side
    7,126,456.80x = 37,739,565,181,005.12
  5. Step 5: Solve for x
    x = 37,739,565,181,005.12/7,126,456.80
  6. Step 6: Final answer
    x = 5,295,698.30

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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.