Home / 10,289,907.90-15,435,583.56-3,101,501.34

Finding the Fourth Proportional to 10,289,907.90, 15,435,583.56 and 3,101,501.34

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Solution

The fourth proportional to 10,289,907.90, 15,435,583.56 and 3,101,501.34 is: 4,652,469.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289,907.90 : 15,435,583.56 = 3,101,501.34 : x
  2. Step 2: Convert to fraction form
    10,289,907.90/15,435,583.56 = 3,101,501.34/x
  3. Step 3: Cross multiply
    10,289,907.90x = 15,435,583.56 × 3,101,501.34
  4. Step 4: Simplify right side
    10,289,907.90x = 47,873,483,095,021.97
  5. Step 5: Solve for x
    x = 47,873,483,095,021.97/10,289,907.90
  6. Step 6: Final answer
    x = 4,652,469.54

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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.