Home / 11,999,287.70-16,558,971.27-6,492,673.21

Finding the Fourth Proportional to 11,999,287.70, 16,558,971.27 and 6,492,673.21

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Solution

The fourth proportional to 11,999,287.70, 16,558,971.27 and 6,492,673.21 is: 8,959,864.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,999,287.70 : 16,558,971.27 = 6,492,673.21 : x
  2. Step 2: Convert to fraction form
    11,999,287.70/16,558,971.27 = 6,492,673.21/x
  3. Step 3: Cross multiply
    11,999,287.70x = 16,558,971.27 × 6,492,673.21
  4. Step 4: Simplify right side
    11,999,287.70x = 107,511,989,133,455.67
  5. Step 5: Solve for x
    x = 107,511,989,133,455.67/11,999,287.70
  6. Step 6: Final answer
    x = 8,959,864.27

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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.