Home / 18,968,100.20-26,176,612.13-11,624,514.37

Finding the Fourth Proportional to 18,968,100.20, 26,176,612.13 and 11,624,514.37

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Solution

The fourth proportional to 18,968,100.20, 26,176,612.13 and 11,624,514.37 is: 16,042,218.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,968,100.20 : 26,176,612.13 = 11,624,514.37 : x
  2. Step 2: Convert to fraction form
    18,968,100.20/26,176,612.13 = 11,624,514.37/x
  3. Step 3: Cross multiply
    18,968,100.20x = 26,176,612.13 × 11,624,514.37
  4. Step 4: Simplify right side
    18,968,100.20x = 304,290,403,783,129.12
  5. Step 5: Solve for x
    x = 304,290,403,783,129.12/18,968,100.20
  6. Step 6: Final answer
    x = 16,042,218.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.