Home / 15,110,510.45-20,853,243.75-8,497,180.28

Finding the Fourth Proportional to 15,110,510.45, 20,853,243.75 and 8,497,180.28

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Solution

The fourth proportional to 15,110,510.45, 20,853,243.75 and 8,497,180.28 is: 11,726,524.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,110,510.45 : 20,853,243.75 = 8,497,180.28 : x
  2. Step 2: Convert to fraction form
    15,110,510.45/20,853,243.75 = 8,497,180.28/x
  3. Step 3: Cross multiply
    15,110,510.45x = 20,853,243.75 × 8,497,180.28
  4. Step 4: Simplify right side
    15,110,510.45x = 177,193,771,566,533.25
  5. Step 5: Solve for x
    x = 177,193,771,566,533.25/15,110,510.45
  6. Step 6: Final answer
    x = 11,726,524.54

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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.