Home / 11,379,849.60-17,069,774.40-11,190,892.80

Finding the Fourth Proportional to 11,379,849.60, 17,069,774.40 and 11,190,892.80

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Solution

The fourth proportional to 11,379,849.60, 17,069,774.40 and 11,190,892.80 is: 16,786,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,379,849.60 : 17,069,774.40 = 11,190,892.80 : x
  2. Step 2: Convert to fraction form
    11,379,849.60/17,069,774.40 = 11,190,892.80/x
  3. Step 3: Cross multiply
    11,379,849.60x = 17,069,774.40 × 11,190,892.80
  4. Step 4: Simplify right side
    11,379,849.60x = 191,026,015,430,584.31
  5. Step 5: Solve for x
    x = 191,026,015,430,584.31/11,379,849.60
  6. Step 6: Final answer
    x = 16,786,339.20

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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.