Home / 9,219,408.77-13,825,866.79-3,069,720.39

Finding the Fourth Proportional to 9,219,408.77, 13,825,866.79 and 3,069,720.39

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Solution

The fourth proportional to 9,219,408.77, 13,825,866.79 and 3,069,720.39 is: 4,603,499.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,219,408.77 : 13,825,866.79 = 3,069,720.39 : x
  2. Step 2: Convert to fraction form
    9,219,408.77/13,825,866.79 = 3,069,720.39/x
  3. Step 3: Cross multiply
    9,219,408.77x = 13,825,866.79 × 3,069,720.39
  4. Step 4: Simplify right side
    9,219,408.77x = 42,441,545,202,853.70
  5. Step 5: Solve for x
    x = 42,441,545,202,853.70/9,219,408.77
  6. Step 6: Final answer
    x = 4,603,499.67

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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.