Home / 8,139,564.88-12,209,607.96-4,093,844.56

Finding the Fourth Proportional to 8,139,564.88, 12,209,607.96 and 4,093,844.56

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Solution

The fourth proportional to 8,139,564.88, 12,209,607.96 and 4,093,844.56 is: 6,140,897.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,139,564.88 : 12,209,607.96 = 4,093,844.56 : x
  2. Step 2: Convert to fraction form
    8,139,564.88/12,209,607.96 = 4,093,844.56/x
  3. Step 3: Cross multiply
    8,139,564.88x = 12,209,607.96 × 4,093,844.56
  4. Step 4: Simplify right side
    8,139,564.88x = 49,984,237,126,778.70
  5. Step 5: Solve for x
    x = 49,984,237,126,778.70/8,139,564.88
  6. Step 6: Final answer
    x = 6,140,897.93

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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.