Home / 12,480,960.60-18,727,661.70-7,093,747.80

Finding the Fourth Proportional to 12,480,960.60, 18,727,661.70 and 7,093,747.80

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Solution

The fourth proportional to 12,480,960.60, 18,727,661.70 and 7,093,747.80 is: 10,644,157.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,480,960.60 : 18,727,661.70 = 7,093,747.80 : x
  2. Step 2: Convert to fraction form
    12,480,960.60/18,727,661.70 = 7,093,747.80/x
  3. Step 3: Cross multiply
    12,480,960.60x = 18,727,661.70 × 7,093,747.80
  4. Step 4: Simplify right side
    12,480,960.60x = 132,849,308,983,519.25
  5. Step 5: Solve for x
    x = 132,849,308,983,519.25/12,480,960.60
  6. Step 6: Final answer
    x = 10,644,157.39

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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.