Home / 11,881,010.25-17,818,660.94-5,485,117.77

Finding the Fourth Proportional to 11,881,010.25, 17,818,660.94 and 5,485,117.77

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Solution

The fourth proportional to 11,881,010.25, 17,818,660.94 and 5,485,117.77 is: 8,226,358.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,881,010.25 : 17,818,660.94 = 5,485,117.77 : x
  2. Step 2: Convert to fraction form
    11,881,010.25/17,818,660.94 = 5,485,117.77/x
  3. Step 3: Cross multiply
    11,881,010.25x = 17,818,660.94 × 5,485,117.77
  4. Step 4: Simplify right side
    11,881,010.25x = 97,737,453,732,173.30
  5. Step 5: Solve for x
    x = 97,737,453,732,173.30/11,881,010.25
  6. Step 6: Final answer
    x = 8,226,358.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.