Home / 9,992,253.54-14,965,679.18-7,819,739.28

Finding the Fourth Proportional to 9,992,253.54, 14,965,679.18 and 7,819,739.28

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Solution

The fourth proportional to 9,992,253.54, 14,965,679.18 and 7,819,739.28 is: 11,711,843.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,992,253.54 : 14,965,679.18 = 7,819,739.28 : x
  2. Step 2: Convert to fraction form
    9,992,253.54/14,965,679.18 = 7,819,739.28/x
  3. Step 3: Cross multiply
    9,992,253.54x = 14,965,679.18 × 7,819,739.28
  4. Step 4: Simplify right side
    9,992,253.54x = 117,027,709,221,797.11
  5. Step 5: Solve for x
    x = 117,027,709,221,797.11/9,992,253.54
  6. Step 6: Final answer
    x = 11,711,843.46

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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.