Home / 12,464,081.20-18,697,871.40-3,943,529.20

Finding the Fourth Proportional to 12,464,081.20, 18,697,871.40 and 3,943,529.20

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Solution

The fourth proportional to 12,464,081.20, 18,697,871.40 and 3,943,529.20 is: 5,915,847.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,464,081.20 : 18,697,871.40 = 3,943,529.20 : x
  2. Step 2: Convert to fraction form
    12,464,081.20/18,697,871.40 = 3,943,529.20/x
  3. Step 3: Cross multiply
    12,464,081.20x = 18,697,871.40 × 3,943,529.20
  4. Step 4: Simplify right side
    12,464,081.20x = 73,735,601,843,744.88
  5. Step 5: Solve for x
    x = 73,735,601,843,744.88/12,464,081.20
  6. Step 6: Final answer
    x = 5,915,847.36

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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.