Home / 28,084,096.10-38,756,105.14-15,694,189.54

Finding the Fourth Proportional to 28,084,096.10, 38,756,105.14 and 15,694,189.54

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Solution

The fourth proportional to 28,084,096.10, 38,756,105.14 and 15,694,189.54 is: 21,658,010.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,084,096.10 : 38,756,105.14 = 15,694,189.54 : x
  2. Step 2: Convert to fraction form
    28,084,096.10/38,756,105.14 = 15,694,189.54/x
  3. Step 3: Cross multiply
    28,084,096.10x = 38,756,105.14 × 15,694,189.54
  4. Step 4: Simplify right side
    28,084,096.10x = 608,245,660,010,632.25
  5. Step 5: Solve for x
    x = 608,245,660,010,632.25/28,084,096.10
  6. Step 6: Final answer
    x = 21,658,010.92

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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.