Home / 12,174,577.20-18,257,558.04-3,536,880.48

Finding the Fourth Proportional to 12,174,577.20, 18,257,558.04 and 3,536,880.48

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Solution

The fourth proportional to 12,174,577.20, 18,257,558.04 and 3,536,880.48 is: 5,304,069.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,174,577.20 : 18,257,558.04 = 3,536,880.48 : x
  2. Step 2: Convert to fraction form
    12,174,577.20/18,257,558.04 = 3,536,880.48/x
  3. Step 3: Cross multiply
    12,174,577.20x = 18,257,558.04 × 3,536,880.48
  4. Step 4: Simplify right side
    12,174,577.20x = 64,574,800,644,143.05
  5. Step 5: Solve for x
    x = 64,574,800,644,143.05/12,174,577.20
  6. Step 6: Final answer
    x = 5,304,069.26

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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.