Home / 8,139,806.37-12,209,583.19-2,752,240.41

Finding the Fourth Proportional to 8,139,806.37, 12,209,583.19 and 2,752,240.41

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Solution

The fourth proportional to 8,139,806.37, 12,209,583.19 and 2,752,240.41 is: 4,128,317.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,139,806.37 : 12,209,583.19 = 2,752,240.41 : x
  2. Step 2: Convert to fraction form
    8,139,806.37/12,209,583.19 = 2,752,240.41/x
  3. Step 3: Cross multiply
    8,139,806.37x = 12,209,583.19 × 2,752,240.41
  4. Step 4: Simplify right side
    8,139,806.37x = 33,603,708,244,774.71
  5. Step 5: Solve for x
    x = 33,603,708,244,774.71/8,139,806.37
  6. Step 6: Final answer
    x = 4,128,317.89

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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.