Home / 19,680,564.80-29,533,288.80-11,593,524.80

Finding the Fourth Proportional to 19,680,564.80, 29,533,288.80 and 11,593,524.80

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Solution

The fourth proportional to 19,680,564.80, 29,533,288.80 and 11,593,524.80 is: 17,397,616.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,680,564.80 : 29,533,288.80 = 11,593,524.80 : x
  2. Step 2: Convert to fraction form
    19,680,564.80/29,533,288.80 = 11,593,524.80/x
  3. Step 3: Cross multiply
    19,680,564.80x = 29,533,288.80 × 11,593,524.80
  4. Step 4: Simplify right side
    19,680,564.80x = 342,394,916,128,362.25
  5. Step 5: Solve for x
    x = 342,394,916,128,362.25/19,680,564.80
  6. Step 6: Final answer
    x = 17,397,616.36

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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.