Home / 12,673,234.80-19,009,852.20-11,926,738.80

Finding the Fourth Proportional to 12,673,234.80, 19,009,852.20 and 11,926,738.80

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Solution

The fourth proportional to 12,673,234.80, 19,009,852.20 and 11,926,738.80 is: 17,890,108.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,673,234.80 : 19,009,852.20 = 11,926,738.80 : x
  2. Step 2: Convert to fraction form
    12,673,234.80/19,009,852.20 = 11,926,738.80/x
  3. Step 3: Cross multiply
    12,673,234.80x = 19,009,852.20 × 11,926,738.80
  4. Step 4: Simplify right side
    12,673,234.80x = 226,725,541,816,005.38
  5. Step 5: Solve for x
    x = 226,725,541,816,005.38/12,673,234.80
  6. Step 6: Final answer
    x = 17,890,108.20

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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.