Home / 34,359,909.45-47,416,249.89-18,889,858.77

Finding the Fourth Proportional to 34,359,909.45, 47,416,249.89 and 18,889,858.77

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Solution

The fourth proportional to 34,359,909.45, 47,416,249.89 and 18,889,858.77 is: 26,067,771.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,359,909.45 : 47,416,249.89 = 18,889,858.77 : x
  2. Step 2: Convert to fraction form
    34,359,909.45/47,416,249.89 = 18,889,858.77/x
  3. Step 3: Cross multiply
    34,359,909.45x = 47,416,249.89 × 18,889,858.77
  4. Step 4: Simplify right side
    34,359,909.45x = 895,686,263,825,128
  5. Step 5: Solve for x
    x = 895,686,263,825,128/34,359,909.45
  6. Step 6: Final answer
    x = 26,067,771.37

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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.