Home / 18,318,426.72-27,477,734.82-10,740,078.06

Finding the Fourth Proportional to 18,318,426.72, 27,477,734.82 and 10,740,078.06

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Solution

The fourth proportional to 18,318,426.72, 27,477,734.82 and 10,740,078.06 is: 16,110,172.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,318,426.72 : 27,477,734.82 = 10,740,078.06 : x
  2. Step 2: Convert to fraction form
    18,318,426.72/27,477,734.82 = 10,740,078.06/x
  3. Step 3: Cross multiply
    18,318,426.72x = 27,477,734.82 × 10,740,078.06
  4. Step 4: Simplify right side
    18,318,426.72x = 295,113,016,878,780.06
  5. Step 5: Solve for x
    x = 295,113,016,878,780.06/18,318,426.72
  6. Step 6: Final answer
    x = 16,110,172.64

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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.