Home / 10,203,933.89-14,081,428.09-5,620,255.27

Finding the Fourth Proportional to 10,203,933.89, 14,081,428.09 and 5,620,255.27

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Solution

The fourth proportional to 10,203,933.89, 14,081,428.09 and 5,620,255.27 is: 7,755,951.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,203,933.89 : 14,081,428.09 = 5,620,255.27 : x
  2. Step 2: Convert to fraction form
    10,203,933.89/14,081,428.09 = 5,620,255.27/x
  3. Step 3: Cross multiply
    10,203,933.89x = 14,081,428.09 × 5,620,255.27
  4. Step 4: Simplify right side
    10,203,933.89x = 79,141,220,403,770.28
  5. Step 5: Solve for x
    x = 79,141,220,403,770.28/10,203,933.89
  6. Step 6: Final answer
    x = 7,755,951.89

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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.