Home / 5,190,763.28-7,111,226.72-4,996,694.12

Finding the Fourth Proportional to 5,190,763.28, 7,111,226.72 and 4,996,694.12

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Solution

The fourth proportional to 5,190,763.28, 7,111,226.72 and 4,996,694.12 is: 6,845,356.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,190,763.28 : 7,111,226.72 = 4,996,694.12 : x
  2. Step 2: Convert to fraction form
    5,190,763.28/7,111,226.72 = 4,996,694.12/x
  3. Step 3: Cross multiply
    5,190,763.28x = 7,111,226.72 × 4,996,694.12
  4. Step 4: Simplify right side
    5,190,763.28x = 35,532,624,749,343.09
  5. Step 5: Solve for x
    x = 35,532,624,749,343.09/5,190,763.28
  6. Step 6: Final answer
    x = 6,845,356.42

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.