Home / 19,308,091.56-28,961,757.54-7,793,253.24

Finding the Fourth Proportional to 19,308,091.56, 28,961,757.54 and 7,793,253.24

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Solution

The fourth proportional to 19,308,091.56, 28,961,757.54 and 7,793,253.24 is: 11,689,726.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,308,091.56 : 28,961,757.54 = 7,793,253.24 : x
  2. Step 2: Convert to fraction form
    19,308,091.56/28,961,757.54 = 7,793,253.24/x
  3. Step 3: Cross multiply
    19,308,091.56x = 28,961,757.54 × 7,793,253.24
  4. Step 4: Simplify right side
    19,308,091.56x = 225,706,310,784,699.44
  5. Step 5: Solve for x
    x = 225,706,310,784,699.44/19,308,091.56
  6. Step 6: Final answer
    x = 11,689,726.56

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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.