Home / 11,190,744.10-16,786,116.15-10,308,945.70

Finding the Fourth Proportional to 11,190,744.10, 16,786,116.15 and 10,308,945.70

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Solution

The fourth proportional to 11,190,744.10, 16,786,116.15 and 10,308,945.70 is: 15,463,418.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,190,744.10 : 16,786,116.15 = 10,308,945.70 : x
  2. Step 2: Convert to fraction form
    11,190,744.10/16,786,116.15 = 10,308,945.70/x
  3. Step 3: Cross multiply
    11,190,744.10x = 16,786,116.15 × 10,308,945.70
  4. Step 4: Simplify right side
    11,190,744.10x = 173,047,159,904,243.03
  5. Step 5: Solve for x
    x = 173,047,159,904,243.03/11,190,744.10
  6. Step 6: Final answer
    x = 15,463,418.55

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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.