Home / 18,663,896-25,756,176.84-10,079,192

Finding the Fourth Proportional to 18,663,896, 25,756,176.84 and 10,079,192

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Solution

The fourth proportional to 18,663,896, 25,756,176.84 and 10,079,192 is: 13,909,285.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,663,896 : 25,756,176.84 = 10,079,192 : x
  2. Step 2: Convert to fraction form
    18,663,896/25,756,176.84 = 10,079,192/x
  3. Step 3: Cross multiply
    18,663,896x = 25,756,176.84 × 10,079,192
  4. Step 4: Simplify right side
    18,663,896x = 259,601,451,556,313.28
  5. Step 5: Solve for x
    x = 259,601,451,556,313.28/18,663,896
  6. Step 6: Final answer
    x = 13,909,285.15

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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.