Home / 18,361,996.20-27,542,994.30-17,316,901.80

Finding the Fourth Proportional to 18,361,996.20, 27,542,994.30 and 17,316,901.80

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Solution

The fourth proportional to 18,361,996.20, 27,542,994.30 and 17,316,901.80 is: 25,975,352.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,361,996.20 : 27,542,994.30 = 17,316,901.80 : x
  2. Step 2: Convert to fraction form
    18,361,996.20/27,542,994.30 = 17,316,901.80/x
  3. Step 3: Cross multiply
    18,361,996.20x = 27,542,994.30 × 17,316,901.80
  4. Step 4: Simplify right side
    18,361,996.20x = 476,959,327,571,059.75
  5. Step 5: Solve for x
    x = 476,959,327,571,059.75/18,361,996.20
  6. Step 6: Final answer
    x = 25,975,352.70

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1.5x scale

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.