Home / 18,368,043.89-27,556,051.64-5,588,216.45

Finding the Fourth Proportional to 18,368,043.89, 27,556,051.64 and 5,588,216.45

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Solution

The fourth proportional to 18,368,043.89, 27,556,051.64 and 5,588,216.45 is: 8,383,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,368,043.89 : 27,556,051.64 = 5,588,216.45 : x
  2. Step 2: Convert to fraction form
    18,368,043.89/27,556,051.64 = 5,588,216.45/x
  3. Step 3: Cross multiply
    18,368,043.89x = 27,556,051.64 × 5,588,216.45
  4. Step 4: Simplify right side
    18,368,043.89x = 153,989,181,071,697.50
  5. Step 5: Solve for x
    x = 153,989,181,071,697.50/18,368,043.89
  6. Step 6: Final answer
    x = 8,383,537.30

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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.