Home / 10,441,745.52-14,412,257.55-7,135,378.71

Finding the Fourth Proportional to 10,441,745.52, 14,412,257.55 and 7,135,378.71

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Solution

The fourth proportional to 10,441,745.52, 14,412,257.55 and 7,135,378.71 is: 9,848,632.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,441,745.52 : 14,412,257.55 = 7,135,378.71 : x
  2. Step 2: Convert to fraction form
    10,441,745.52/14,412,257.55 = 7,135,378.71/x
  3. Step 3: Cross multiply
    10,441,745.52x = 14,412,257.55 × 7,135,378.71
  4. Step 4: Simplify right side
    10,441,745.52x = 102,836,915,685,306.77
  5. Step 5: Solve for x
    x = 102,836,915,685,306.77/10,441,745.52
  6. Step 6: Final answer
    x = 9,848,632.63

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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.