Home / 18,855,157.72-28,260,800.97-10,773,799.06

Finding the Fourth Proportional to 18,855,157.72, 28,260,800.97 and 10,773,799.06

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Solution

The fourth proportional to 18,855,157.72, 28,260,800.97 and 10,773,799.06 is: 16,148,164.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,855,157.72 : 28,260,800.97 = 10,773,799.06 : x
  2. Step 2: Convert to fraction form
    18,855,157.72/28,260,800.97 = 10,773,799.06/x
  3. Step 3: Cross multiply
    18,855,157.72x = 28,260,800.97 × 10,773,799.06
  4. Step 4: Simplify right side
    18,855,157.72x = 304,476,190,925,433.06
  5. Step 5: Solve for x
    x = 304,476,190,925,433.06/18,855,157.72
  6. Step 6: Final answer
    x = 16,148,164.63

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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.