Home / 31,707,139.80-47,560,709.70-26,326,536.60

Finding the Fourth Proportional to 31,707,139.80, 47,560,709.70 and 26,326,536.60

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Solution

The fourth proportional to 31,707,139.80, 47,560,709.70 and 26,326,536.60 is: 39,489,804.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,707,139.80 : 47,560,709.70 = 26,326,536.60 : x
  2. Step 2: Convert to fraction form
    31,707,139.80/47,560,709.70 = 26,326,536.60/x
  3. Step 3: Cross multiply
    31,707,139.80x = 47,560,709.70 × 26,326,536.60
  4. Step 4: Simplify right side
    31,707,139.80x = 1,252,108,764,639,025.25
  5. Step 5: Solve for x
    x = 1,252,108,764,639,025.25/31,707,139.80
  6. Step 6: Final answer
    x = 39,489,804.90

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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.