Home / 15,004,747.77-20,698,933.68-9,488,833.05

Finding the Fourth Proportional to 15,004,747.77, 20,698,933.68 and 9,488,833.05

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Solution

The fourth proportional to 15,004,747.77, 20,698,933.68 and 9,488,833.05 is: 13,089,771.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,004,747.77 : 20,698,933.68 = 9,488,833.05 : x
  2. Step 2: Convert to fraction form
    15,004,747.77/20,698,933.68 = 9,488,833.05/x
  3. Step 3: Cross multiply
    15,004,747.77x = 20,698,933.68 × 9,488,833.05
  4. Step 4: Simplify right side
    15,004,747.77x = 196,408,726,002,542.12
  5. Step 5: Solve for x
    x = 196,408,726,002,542.12/15,004,747.77
  6. Step 6: Final answer
    x = 13,089,771.92

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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.