Home / 12,591,929.29-18,885,781.09-3,494,951.07

Finding the Fourth Proportional to 12,591,929.29, 18,885,781.09 and 3,494,951.07

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Solution

The fourth proportional to 12,591,929.29, 18,885,781.09 and 3,494,951.07 is: 5,241,840.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,591,929.29 : 18,885,781.09 = 3,494,951.07 : x
  2. Step 2: Convert to fraction form
    12,591,929.29/18,885,781.09 = 3,494,951.07/x
  3. Step 3: Cross multiply
    12,591,929.29x = 18,885,781.09 × 3,494,951.07
  4. Step 4: Simplify right side
    12,591,929.29x = 66,004,880,814,944.52
  5. Step 5: Solve for x
    x = 66,004,880,814,944.52/12,591,929.29
  6. Step 6: Final answer
    x = 5,241,840.17

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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.