Home / 7,916,321.28-11,875,259.52-2,236,589.76

Finding the Fourth Proportional to 7,916,321.28, 11,875,259.52 and 2,236,589.76

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Solution

The fourth proportional to 7,916,321.28, 11,875,259.52 and 2,236,589.76 is: 3,355,104.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,916,321.28 : 11,875,259.52 = 2,236,589.76 : x
  2. Step 2: Convert to fraction form
    7,916,321.28/11,875,259.52 = 2,236,589.76/x
  3. Step 3: Cross multiply
    7,916,321.28x = 11,875,259.52 × 2,236,589.76
  4. Step 4: Simplify right side
    7,916,321.28x = 26,560,083,839,774.51
  5. Step 5: Solve for x
    x = 26,560,083,839,774.51/7,916,321.28
  6. Step 6: Final answer
    x = 3,355,104.33

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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.