Home / 17,965,539.80-26,948,309.70-7,177,506.20

Finding the Fourth Proportional to 17,965,539.80, 26,948,309.70 and 7,177,506.20

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Solution

The fourth proportional to 17,965,539.80, 26,948,309.70 and 7,177,506.20 is: 10,766,259.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,965,539.80 : 26,948,309.70 = 7,177,506.20 : x
  2. Step 2: Convert to fraction form
    17,965,539.80/26,948,309.70 = 7,177,506.20/x
  3. Step 3: Cross multiply
    17,965,539.80x = 26,948,309.70 × 7,177,506.20
  4. Step 4: Simplify right side
    17,965,539.80x = 193,421,659,951,270.12
  5. Step 5: Solve for x
    x = 193,421,659,951,270.12/17,965,539.80
  6. Step 6: Final answer
    x = 10,766,259.30

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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.