Home / 13,066,769.60-19,562,829.60-11,723,076.80

Finding the Fourth Proportional to 13,066,769.60, 19,562,829.60 and 11,723,076.80

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Solution

The fourth proportional to 13,066,769.60, 19,562,829.60 and 11,723,076.80 is: 17,551,128.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,066,769.60 : 19,562,829.60 = 11,723,076.80 : x
  2. Step 2: Convert to fraction form
    13,066,769.60/19,562,829.60 = 11,723,076.80/x
  3. Step 3: Cross multiply
    13,066,769.60x = 19,562,829.60 × 11,723,076.80
  4. Step 4: Simplify right side
    13,066,769.60x = 229,336,553,826,113.31
  5. Step 5: Solve for x
    x = 229,336,553,826,113.31/13,066,769.60
  6. Step 6: Final answer
    x = 17,551,128.61

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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.