Home / 12,291,076.60-18,447,768.60-6,230,024.80

Finding the Fourth Proportional to 12,291,076.60, 18,447,768.60 and 6,230,024.80

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Solution

The fourth proportional to 12,291,076.60, 18,447,768.60 and 6,230,024.80 is: 9,350,690.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,291,076.60 : 18,447,768.60 = 6,230,024.80 : x
  2. Step 2: Convert to fraction form
    12,291,076.60/18,447,768.60 = 6,230,024.80/x
  3. Step 3: Cross multiply
    12,291,076.60x = 18,447,768.60 × 6,230,024.80
  4. Step 4: Simplify right side
    12,291,076.60x = 114,930,055,882,661.28
  5. Step 5: Solve for x
    x = 114,930,055,882,661.28/12,291,076.60
  6. Step 6: Final answer
    x = 9,350,690.72

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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.