Home / 18,085,815.57-24,958,707.83-9,826,041.45

Finding the Fourth Proportional to 18,085,815.57, 24,958,707.83 and 9,826,041.45

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Solution

The fourth proportional to 18,085,815.57, 24,958,707.83 and 9,826,041.45 is: 13,560,090.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,085,815.57 : 24,958,707.83 = 9,826,041.45 : x
  2. Step 2: Convert to fraction form
    18,085,815.57/24,958,707.83 = 9,826,041.45/x
  3. Step 3: Cross multiply
    18,085,815.57x = 24,958,707.83 × 9,826,041.45
  4. Step 4: Simplify right side
    18,085,815.57x = 245,245,297,626,889.31
  5. Step 5: Solve for x
    x = 245,245,297,626,889.31/18,085,815.57
  6. Step 6: Final answer
    x = 13,560,090.60

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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.