Home / 20,243,828.60-27,936,421.86-10,951,396.01

Finding the Fourth Proportional to 20,243,828.60, 27,936,421.86 and 10,951,396.01

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Solution

The fourth proportional to 20,243,828.60, 27,936,421.86 and 10,951,396.01 is: 15,112,893.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,243,828.60 : 27,936,421.86 = 10,951,396.01 : x
  2. Step 2: Convert to fraction form
    20,243,828.60/27,936,421.86 = 10,951,396.01/x
  3. Step 3: Cross multiply
    20,243,828.60x = 27,936,421.86 × 10,951,396.01
  4. Step 4: Simplify right side
    20,243,828.60x = 305,942,818,891,280.75
  5. Step 5: Solve for x
    x = 305,942,818,891,280.75/20,243,828.60
  6. Step 6: Final answer
    x = 15,112,893.17

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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.