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Finding the Third Proportional to 7,156,684.13 and 11,056,879.69

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Solution

The third proportional to 7,156,684.13 and 11,056,879.69 is: 17,082,574.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,156,684.13 : 11,056,879.69 = 11,056,879.69 : x
  2. Step 2: Convert to fraction form
    7,156,684.13/11,056,879.69 = 11,056,879.69/x
  3. Step 3: Cross multiply
    7,156,684.13x = 11,056,879.69 × 11,056,879.69
  4. Step 4: Simplify right side
    7,156,684.13x = 122,254,588,423,850.09
  5. Step 5: Solve for x
    x = 122,254,588,423,850.09/7,156,684.13
  6. Step 6: Final answer
    x = 17,082,574.32

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.