Home / 12,040,442.75-16,615,811-7,211,546.75

Finding the Fourth Proportional to 12,040,442.75, 16,615,811 and 7,211,546.75

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Solution

The fourth proportional to 12,040,442.75, 16,615,811 and 7,211,546.75 is: 9,951,934.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,040,442.75 : 16,615,811 = 7,211,546.75 : x
  2. Step 2: Convert to fraction form
    12,040,442.75/16,615,811 = 7,211,546.75/x
  3. Step 3: Cross multiply
    12,040,442.75x = 16,615,811 × 7,211,546.75
  4. Step 4: Simplify right side
    12,040,442.75x = 119,825,697,815,664.25
  5. Step 5: Solve for x
    x = 119,825,697,815,664.25/12,040,442.75
  6. Step 6: Final answer
    x = 9,951,934.52

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1.5x scale

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.