Home / 19,053,757.30-28,580,592.20-8,269,660.30

Finding the Fourth Proportional to 19,053,757.30, 28,580,592.20 and 8,269,660.30

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Solution

The fourth proportional to 19,053,757.30, 28,580,592.20 and 8,269,660.30 is: 12,404,471.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,053,757.30 : 28,580,592.20 = 8,269,660.30 : x
  2. Step 2: Convert to fraction form
    19,053,757.30/28,580,592.20 = 8,269,660.30/x
  3. Step 3: Cross multiply
    19,053,757.30x = 28,580,592.20 × 8,269,660.30
  4. Step 4: Simplify right side
    19,053,757.30x = 236,351,788,666,829.66
  5. Step 5: Solve for x
    x = 236,351,788,666,829.66/19,053,757.30
  6. Step 6: Final answer
    x = 12,404,471.46

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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.