Home / 12,633,683.40-18,950,528.34-3,537,121.14

Finding the Fourth Proportional to 12,633,683.40, 18,950,528.34 and 3,537,121.14

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Solution

The fourth proportional to 12,633,683.40, 18,950,528.34 and 3,537,121.14 is: 5,305,682.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,633,683.40 : 18,950,528.34 = 3,537,121.14 : x
  2. Step 2: Convert to fraction form
    12,633,683.40/18,950,528.34 = 3,537,121.14/x
  3. Step 3: Cross multiply
    12,633,683.40x = 18,950,528.34 × 3,537,121.14
  4. Step 4: Simplify right side
    12,633,683.40x = 67,030,314,405,583.11
  5. Step 5: Solve for x
    x = 67,030,314,405,583.11/12,633,683.40
  6. Step 6: Final answer
    x = 5,305,682.62

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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.