Home / 19,277,563.84-28,876,979.49-10,762,435.60

Finding the Fourth Proportional to 19,277,563.84, 28,876,979.49 and 10,762,435.60

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Solution

The fourth proportional to 19,277,563.84, 28,876,979.49 and 10,762,435.60 is: 16,121,675.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,277,563.84 : 28,876,979.49 = 10,762,435.60 : x
  2. Step 2: Convert to fraction form
    19,277,563.84/28,876,979.49 = 10,762,435.60/x
  3. Step 3: Cross multiply
    19,277,563.84x = 28,876,979.49 × 10,762,435.60
  4. Step 4: Simplify right side
    19,277,563.84x = 310,786,632,083,645.81
  5. Step 5: Solve for x
    x = 310,786,632,083,645.81/19,277,563.84
  6. Step 6: Final answer
    x = 16,121,675.68

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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.