Home / 19,810,665.81-29,718,034.92-6,856,795.35

Finding the Fourth Proportional to 19,810,665.81, 29,718,034.92 and 6,856,795.35

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Solution

The fourth proportional to 19,810,665.81, 29,718,034.92 and 6,856,795.35 is: 10,285,897.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,810,665.81 : 29,718,034.92 = 6,856,795.35 : x
  2. Step 2: Convert to fraction form
    19,810,665.81/29,718,034.92 = 6,856,795.35/x
  3. Step 3: Cross multiply
    19,810,665.81x = 29,718,034.92 × 6,856,795.35
  4. Step 4: Simplify right side
    19,810,665.81x = 203,770,483,650,593.62
  5. Step 5: Solve for x
    x = 203,770,483,650,593.62/19,810,665.81
  6. Step 6: Final answer
    x = 10,285,897.79

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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.