Home / 10,400,913.66-15,603,498.33-3,576,600.57

Finding the Fourth Proportional to 10,400,913.66, 15,603,498.33 and 3,576,600.57

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Solution

The fourth proportional to 10,400,913.66, 15,603,498.33 and 3,576,600.57 is: 5,365,632.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400,913.66 : 15,603,498.33 = 3,576,600.57 : x
  2. Step 2: Convert to fraction form
    10,400,913.66/15,603,498.33 = 3,576,600.57/x
  3. Step 3: Cross multiply
    10,400,913.66x = 15,603,498.33 × 3,576,600.57
  4. Step 4: Simplify right side
    10,400,913.66x = 55,807,481,021,072.05
  5. Step 5: Solve for x
    x = 55,807,481,021,072.05/10,400,913.66
  6. Step 6: Final answer
    x = 5,365,632.56

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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.