Home / 20,186,972.85-27,858,316.32-11,484,958.17

Finding the Fourth Proportional to 20,186,972.85, 27,858,316.32 and 11,484,958.17

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Solution

The fourth proportional to 20,186,972.85, 27,858,316.32 and 11,484,958.17 is: 15,849,409.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,186,972.85 : 27,858,316.32 = 11,484,958.17 : x
  2. Step 2: Convert to fraction form
    20,186,972.85/27,858,316.32 = 11,484,958.17/x
  3. Step 3: Cross multiply
    20,186,972.85x = 27,858,316.32 × 11,484,958.17
  4. Step 4: Simplify right side
    20,186,972.85x = 319,951,597,621,828.31
  5. Step 5: Solve for x
    x = 319,951,597,621,828.31/20,186,972.85
  6. Step 6: Final answer
    x = 15,849,409.42

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