Home / 25,329,629.60-37,991,528.40-7,378,733.60

Finding the Fourth Proportional to 25,329,629.60, 37,991,528.40 and 7,378,733.60

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Solution

The fourth proportional to 25,329,629.60, 37,991,528.40 and 7,378,733.60 is: 11,067,250.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,329,629.60 : 37,991,528.40 = 7,378,733.60 : x
  2. Step 2: Convert to fraction form
    25,329,629.60/37,991,528.40 = 7,378,733.60/x
  3. Step 3: Cross multiply
    25,329,629.60x = 37,991,528.40 × 7,378,733.60
  4. Step 4: Simplify right side
    25,329,629.60x = 280,329,367,120,434.22
  5. Step 5: Solve for x
    x = 280,329,367,120,434.22/25,329,629.60
  6. Step 6: Final answer
    x = 11,067,250.94

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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.