Home / 27,784,212.68-38,330,000.19-16,764,816.35

Finding the Fourth Proportional to 27,784,212.68, 38,330,000.19 and 16,764,816.35

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Solution

The fourth proportional to 27,784,212.68, 38,330,000.19 and 16,764,816.35 is: 23,128,077.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,784,212.68 : 38,330,000.19 = 16,764,816.35 : x
  2. Step 2: Convert to fraction form
    27,784,212.68/38,330,000.19 = 16,764,816.35/x
  3. Step 3: Cross multiply
    27,784,212.68x = 38,330,000.19 × 16,764,816.35
  4. Step 4: Simplify right side
    27,784,212.68x = 642,595,413,880,815
  5. Step 5: Solve for x
    x = 642,595,413,880,815/27,784,212.68
  6. Step 6: Final answer
    x = 23,128,077.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.