Home / 18,608,181.38-27,914,022.28-5,477,607.89

Finding the Fourth Proportional to 18,608,181.38, 27,914,022.28 and 5,477,607.89

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Solution

The fourth proportional to 18,608,181.38, 27,914,022.28 and 5,477,607.89 is: 8,216,927.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,608,181.38 : 27,914,022.28 = 5,477,607.89 : x
  2. Step 2: Convert to fraction form
    18,608,181.38/27,914,022.28 = 5,477,607.89/x
  3. Step 3: Cross multiply
    18,608,181.38x = 27,914,022.28 × 5,477,607.89
  4. Step 4: Simplify right side
    18,608,181.38x = 152,902,068,669,921.31
  5. Step 5: Solve for x
    x = 152,902,068,669,921.31/18,608,181.38
  6. Step 6: Final answer
    x = 8,216,927.03

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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.