Home / 11,885,667.84-17,818,269.84-5,055,987.60

Finding the Fourth Proportional to 11,885,667.84, 17,818,269.84 and 5,055,987.60

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Solution

The fourth proportional to 11,885,667.84, 17,818,269.84 and 5,055,987.60 is: 7,579,628.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,885,667.84 : 17,818,269.84 = 5,055,987.60 : x
  2. Step 2: Convert to fraction form
    11,885,667.84/17,818,269.84 = 5,055,987.60/x
  3. Step 3: Cross multiply
    11,885,667.84x = 17,818,269.84 × 5,055,987.60
  4. Step 4: Simplify right side
    11,885,667.84x = 90,088,951,364,493.98
  5. Step 5: Solve for x
    x = 90,088,951,364,493.98/11,885,667.84
  6. Step 6: Final answer
    x = 7,579,628.89

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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.