Home / 11,969,632.80-16,518,198.87-6,813,326.34

Finding the Fourth Proportional to 11,969,632.80, 16,518,198.87 and 6,813,326.34

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Solution

The fourth proportional to 11,969,632.80, 16,518,198.87 and 6,813,326.34 is: 9,402,450.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,969,632.80 : 16,518,198.87 = 6,813,326.34 : x
  2. Step 2: Convert to fraction form
    11,969,632.80/16,518,198.87 = 6,813,326.34/x
  3. Step 3: Cross multiply
    11,969,632.80x = 16,518,198.87 × 6,813,326.34
  4. Step 4: Simplify right side
    11,969,632.80x = 112,543,879,450,329.23
  5. Step 5: Solve for x
    x = 112,543,879,450,329.23/11,969,632.80
  6. Step 6: Final answer
    x = 9,402,450.46

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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.