Home / 19,639,999.13-27,103,207.10-11,384,849.77

Finding the Fourth Proportional to 19,639,999.13, 27,103,207.10 and 11,384,849.77

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Solution

The fourth proportional to 19,639,999.13, 27,103,207.10 and 11,384,849.77 is: 15,711,097.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,639,999.13 : 27,103,207.10 = 11,384,849.77 : x
  2. Step 2: Convert to fraction form
    19,639,999.13/27,103,207.10 = 11,384,849.77/x
  3. Step 3: Cross multiply
    19,639,999.13x = 27,103,207.10 × 11,384,849.77
  4. Step 4: Simplify right side
    19,639,999.13x = 308,565,940,994,015.06
  5. Step 5: Solve for x
    x = 308,565,940,994,015.06/19,639,999.13
  6. Step 6: Final answer
    x = 15,711,097.49

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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.