Home / 12,396,415.36-18,595,692.24-3,420,967.36

Finding the Fourth Proportional to 12,396,415.36, 18,595,692.24 and 3,420,967.36

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Solution

The fourth proportional to 12,396,415.36, 18,595,692.24 and 3,420,967.36 is: 5,131,746.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,396,415.36 : 18,595,692.24 = 3,420,967.36 : x
  2. Step 2: Convert to fraction form
    12,396,415.36/18,595,692.24 = 3,420,967.36/x
  3. Step 3: Cross multiply
    12,396,415.36x = 18,595,692.24 × 3,420,967.36
  4. Step 4: Simplify right side
    12,396,415.36x = 63,615,256,189,645.28
  5. Step 5: Solve for x
    x = 63,615,256,189,645.28/12,396,415.36
  6. Step 6: Final answer
    x = 5,131,746.10

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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.