Home / 12,048,832.24-18,075,539.25-3,964,138.40

Finding the Fourth Proportional to 12,048,832.24, 18,075,539.25 and 3,964,138.40

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Solution

The fourth proportional to 12,048,832.24, 18,075,539.25 and 3,964,138.40 is: 5,946,961.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,048,832.24 : 18,075,539.25 = 3,964,138.40 : x
  2. Step 2: Convert to fraction form
    12,048,832.24/18,075,539.25 = 3,964,138.40/x
  3. Step 3: Cross multiply
    12,048,832.24x = 18,075,539.25 × 3,964,138.40
  4. Step 4: Simplify right side
    12,048,832.24x = 71,653,939,286,821.05
  5. Step 5: Solve for x
    x = 71,653,939,286,821.05/12,048,832.24
  6. Step 6: Final answer
    x = 5,946,961.32

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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.