Home / 13,610,010.60-20,415,015.90-11,555,105.40

Finding the Fourth Proportional to 13,610,010.60, 20,415,015.90 and 11,555,105.40

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Solution

The fourth proportional to 13,610,010.60, 20,415,015.90 and 11,555,105.40 is: 17,332,658.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,610,010.60 : 20,415,015.90 = 11,555,105.40 : x
  2. Step 2: Convert to fraction form
    13,610,010.60/20,415,015.90 = 11,555,105.40/x
  3. Step 3: Cross multiply
    13,610,010.60x = 20,415,015.90 × 11,555,105.40
  4. Step 4: Simplify right side
    13,610,010.60x = 235,897,660,467,175.84
  5. Step 5: Solve for x
    x = 235,897,660,467,175.84/13,610,010.60
  6. Step 6: Final answer
    x = 17,332,658.10

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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.