Home / 8,453,201.80-12,686,801.10-3,911,240.20

Finding the Fourth Proportional to 8,453,201.80, 12,686,801.10 and 3,911,240.20

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Solution

The fourth proportional to 8,453,201.80, 12,686,801.10 and 3,911,240.20 is: 5,870,098.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,453,201.80 : 12,686,801.10 = 3,911,240.20 : x
  2. Step 2: Convert to fraction form
    8,453,201.80/12,686,801.10 = 3,911,240.20/x
  3. Step 3: Cross multiply
    8,453,201.80x = 12,686,801.10 × 3,911,240.20
  4. Step 4: Simplify right side
    8,453,201.80x = 49,621,126,471,724.22
  5. Step 5: Solve for x
    x = 49,621,126,471,724.22/8,453,201.80
  6. Step 6: Final answer
    x = 5,870,098.41

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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.