Home / 27,819,683.20-41,673,537.60-19,309,628.80

Finding the Fourth Proportional to 27,819,683.20, 41,673,537.60 and 19,309,628.80

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Solution

The fourth proportional to 27,819,683.20, 41,673,537.60 and 19,309,628.80 is: 28,925,582.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,819,683.20 : 41,673,537.60 = 19,309,628.80 : x
  2. Step 2: Convert to fraction form
    27,819,683.20/41,673,537.60 = 19,309,628.80/x
  3. Step 3: Cross multiply
    27,819,683.20x = 41,673,537.60 × 19,309,628.80
  4. Step 4: Simplify right side
    27,819,683.20x = 804,700,541,838,843
  5. Step 5: Solve for x
    x = 804,700,541,838,843/27,819,683.20
  6. Step 6: Final answer
    x = 28,925,582.51

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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.