Home / 5,111,963.63-7,054,532.64-2,788,849.09

Finding the Fourth Proportional to 5,111,963.63, 7,054,532.64 and 2,788,849.09

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Solution

The fourth proportional to 5,111,963.63, 7,054,532.64 and 2,788,849.09 is: 3,848,624.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,111,963.63 : 7,054,532.64 = 2,788,849.09 : x
  2. Step 2: Convert to fraction form
    5,111,963.63/7,054,532.64 = 2,788,849.09/x
  3. Step 3: Cross multiply
    5,111,963.63x = 7,054,532.64 × 2,788,849.09
  4. Step 4: Simplify right side
    5,111,963.63x = 19,674,026,933,439.30
  5. Step 5: Solve for x
    x = 19,674,026,933,439.30/5,111,963.63
  6. Step 6: Final answer
    x = 3,848,624.20

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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.