Home / 27,608,579.84-41,412,971.52-8,439,262.40

Finding the Fourth Proportional to 27,608,579.84, 41,412,971.52 and 8,439,262.40

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Solution

The fourth proportional to 27,608,579.84, 41,412,971.52 and 8,439,262.40 is: 12,658,924.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,608,579.84 : 41,412,971.52 = 8,439,262.40 : x
  2. Step 2: Convert to fraction form
    27,608,579.84/41,412,971.52 = 8,439,262.40/x
  3. Step 3: Cross multiply
    27,608,579.84x = 41,412,971.52 × 8,439,262.40
  4. Step 4: Simplify right side
    27,608,579.84x = 349,494,933,421,006.88
  5. Step 5: Solve for x
    x = 349,494,933,421,006.88/27,608,579.84
  6. Step 6: Final answer
    x = 12,658,924.71

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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.