Home / 27,190,346.88-40,740,119-19,088,818.54

Finding the Fourth Proportional to 27,190,346.88, 40,740,119 and 19,088,818.54

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Solution

The fourth proportional to 27,190,346.88, 40,740,119 and 19,088,818.54 is: 28,601,354.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,190,346.88 : 40,740,119 = 19,088,818.54 : x
  2. Step 2: Convert to fraction form
    27,190,346.88/40,740,119 = 19,088,818.54/x
  3. Step 3: Cross multiply
    27,190,346.88x = 40,740,119 × 19,088,818.54
  4. Step 4: Simplify right side
    27,190,346.88x = 777,680,738,889,006.25
  5. Step 5: Solve for x
    x = 777,680,738,889,006.25/27,190,346.88
  6. Step 6: Final answer
    x = 28,601,354.09

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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.