Home / 11,172,051.89-16,757,621.72-3,887,179.01

Finding the Fourth Proportional to 11,172,051.89, 16,757,621.72 and 3,887,179.01

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Solution

The fourth proportional to 11,172,051.89, 16,757,621.72 and 3,887,179.01 is: 5,830,609.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,172,051.89 : 16,757,621.72 = 3,887,179.01 : x
  2. Step 2: Convert to fraction form
    11,172,051.89/16,757,621.72 = 3,887,179.01/x
  3. Step 3: Cross multiply
    11,172,051.89x = 16,757,621.72 × 3,887,179.01
  4. Step 4: Simplify right side
    11,172,051.89x = 65,139,875,388,068.20
  5. Step 5: Solve for x
    x = 65,139,875,388,068.20/11,172,051.89
  6. Step 6: Final answer
    x = 5,830,609.81

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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.