Home / 28,976,913.40-43,465,370.10-25,953,604.60

Finding the Fourth Proportional to 28,976,913.40, 43,465,370.10 and 25,953,604.60

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Solution

The fourth proportional to 28,976,913.40, 43,465,370.10 and 25,953,604.60 is: 38,930,406.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,976,913.40 : 43,465,370.10 = 25,953,604.60 : x
  2. Step 2: Convert to fraction form
    28,976,913.40/43,465,370.10 = 25,953,604.60/x
  3. Step 3: Cross multiply
    28,976,913.40x = 43,465,370.10 × 25,953,604.60
  4. Step 4: Simplify right side
    28,976,913.40x = 1,128,083,029,368,062.50
  5. Step 5: Solve for x
    x = 1,128,083,029,368,062.50/28,976,913.40
  6. Step 6: Final answer
    x = 38,930,406.90

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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.