Home / 12,146,880.24-18,220,354.92-3,511,683.52

Finding the Fourth Proportional to 12,146,880.24, 18,220,354.92 and 3,511,683.52

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Solution

The fourth proportional to 12,146,880.24, 18,220,354.92 and 3,511,683.52 is: 5,267,535.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,146,880.24 : 18,220,354.92 = 3,511,683.52 : x
  2. Step 2: Convert to fraction form
    12,146,880.24/18,220,354.92 = 3,511,683.52/x
  3. Step 3: Cross multiply
    12,146,880.24x = 18,220,354.92 × 3,511,683.52
  4. Step 4: Simplify right side
    12,146,880.24x = 63,984,120,101,114.92
  5. Step 5: Solve for x
    x = 63,984,120,101,114.92/12,146,880.24
  6. Step 6: Final answer
    x = 5,267,535.27

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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.