Home / 13,504,730.14-18,636,528.23-7,393,158.64

Finding the Fourth Proportional to 13,504,730.14, 18,636,528.23 and 7,393,158.64

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Solution

The fourth proportional to 13,504,730.14, 18,636,528.23 and 7,393,158.64 is: 10,202,559.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,504,730.14 : 18,636,528.23 = 7,393,158.64 : x
  2. Step 2: Convert to fraction form
    13,504,730.14/18,636,528.23 = 7,393,158.64/x
  3. Step 3: Cross multiply
    13,504,730.14x = 18,636,528.23 × 7,393,158.64
  4. Step 4: Simplify right side
    13,504,730.14x = 137,782,809,703,228.41
  5. Step 5: Solve for x
    x = 137,782,809,703,228.41/13,504,730.14
  6. Step 6: Final answer
    x = 10,202,559.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.