Home / 12,673,223.80-19,009,835.70-11,926,727.80

Finding the Fourth Proportional to 12,673,223.80, 19,009,835.70 and 11,926,727.80

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Solution

The fourth proportional to 12,673,223.80, 19,009,835.70 and 11,926,727.80 is: 17,890,091.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,673,223.80 : 19,009,835.70 = 11,926,727.80 : x
  2. Step 2: Convert to fraction form
    12,673,223.80/19,009,835.70 = 11,926,727.80/x
  3. Step 3: Cross multiply
    12,673,223.80x = 19,009,835.70 × 11,926,727.80
  4. Step 4: Simplify right side
    12,673,223.80x = 226,725,135,916,622.47
  5. Step 5: Solve for x
    x = 226,725,135,916,622.47/12,673,223.80
  6. Step 6: Final answer
    x = 17,890,091.70

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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.