Home / 43,457,112.80-65,162,049.60-17,900,705.60

Finding the Fourth Proportional to 43,457,112.80, 65,162,049.60 and 17,900,705.60

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Solution

The fourth proportional to 43,457,112.80, 65,162,049.60 and 17,900,705.60 is: 26,841,329.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,457,112.80 : 65,162,049.60 = 17,900,705.60 : x
  2. Step 2: Convert to fraction form
    43,457,112.80/65,162,049.60 = 17,900,705.60/x
  3. Step 3: Cross multiply
    43,457,112.80x = 65,162,049.60 × 17,900,705.60
  4. Step 4: Simplify right side
    43,457,112.80x = 1,166,446,666,182,198
  5. Step 5: Solve for x
    x = 1,166,446,666,182,198/43,457,112.80
  6. Step 6: Final answer
    x = 26,841,329.09

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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.