Home / 11,819,151.58-17,692,365.56-7,711,628.18

Finding the Fourth Proportional to 11,819,151.58, 17,692,365.56 and 7,711,628.18

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Solution

The fourth proportional to 11,819,151.58, 17,692,365.56 and 7,711,628.18 is: 11,543,717.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,819,151.58 : 17,692,365.56 = 7,711,628.18 : x
  2. Step 2: Convert to fraction form
    11,819,151.58/17,692,365.56 = 7,711,628.18/x
  3. Step 3: Cross multiply
    11,819,151.58x = 17,692,365.56 × 7,711,628.18
  4. Step 4: Simplify right side
    11,819,151.58x = 136,436,944,823,357.47
  5. Step 5: Solve for x
    x = 136,436,944,823,357.47/11,819,151.58
  6. Step 6: Final answer
    x = 11,543,717.32

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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.