Home / 16,057,189.36-22,158,942.08-8,715,021.65

Finding the Fourth Proportional to 16,057,189.36, 22,158,942.08 and 8,715,021.65

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Solution

The fourth proportional to 16,057,189.36, 22,158,942.08 and 8,715,021.65 is: 12,026,741.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,057,189.36 : 22,158,942.08 = 8,715,021.65 : x
  2. Step 2: Convert to fraction form
    16,057,189.36/22,158,942.08 = 8,715,021.65/x
  3. Step 3: Cross multiply
    16,057,189.36x = 22,158,942.08 × 8,715,021.65
  4. Step 4: Simplify right side
    16,057,189.36x = 193,115,659,813,926.19
  5. Step 5: Solve for x
    x = 193,115,659,813,926.19/16,057,189.36
  6. Step 6: Final answer
    x = 12,026,741.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.