Home / 28,289,897.46-39,040,410.24-17,126,242.56

Finding the Fourth Proportional to 28,289,897.46, 39,040,410.24 and 17,126,242.56

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Solution

The fourth proportional to 28,289,897.46, 39,040,410.24 and 17,126,242.56 is: 23,634,427.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,289,897.46 : 39,040,410.24 = 17,126,242.56 : x
  2. Step 2: Convert to fraction form
    28,289,897.46/39,040,410.24 = 17,126,242.56/x
  3. Step 3: Cross multiply
    28,289,897.46x = 39,040,410.24 × 17,126,242.56
  4. Step 4: Simplify right side
    28,289,897.46x = 668,615,535,412,147.75
  5. Step 5: Solve for x
    x = 668,615,535,412,147.75/28,289,897.46
  6. Step 6: Final answer
    x = 23,634,427.67

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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.