Home / 19,216,838.34-28,825,591.62-7,080,054.54

Finding the Fourth Proportional to 19,216,838.34, 28,825,591.62 and 7,080,054.54

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Solution

The fourth proportional to 19,216,838.34, 28,825,591.62 and 7,080,054.54 is: 10,620,204.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,216,838.34 : 28,825,591.62 = 7,080,054.54 : x
  2. Step 2: Convert to fraction form
    19,216,838.34/28,825,591.62 = 7,080,054.54/x
  3. Step 3: Cross multiply
    19,216,838.34x = 28,825,591.62 × 7,080,054.54
  4. Step 4: Simplify right side
    19,216,838.34x = 204,086,760,817,366.97
  5. Step 5: Solve for x
    x = 204,086,760,817,366.97/19,216,838.34
  6. Step 6: Final answer
    x = 10,620,204.91

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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.