Home / 71,666,808.39-107,500,606.23-17,814,120.39

Finding the Fourth Proportional to 71,666,808.39, 107,500,606.23 and 17,814,120.39

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Solution

The fourth proportional to 71,666,808.39, 107,500,606.23 and 17,814,120.39 is: 26,721,278.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,666,808.39 : 107,500,606.23 = 17,814,120.39 : x
  2. Step 2: Convert to fraction form
    71,666,808.39/107,500,606.23 = 17,814,120.39/x
  3. Step 3: Cross multiply
    71,666,808.39x = 107,500,606.23 × 17,814,120.39
  4. Step 4: Simplify right side
    71,666,808.39x = 1,915,028,741,379,204.25
  5. Step 5: Solve for x
    x = 1,915,028,741,379,204.25/71,666,808.39
  6. Step 6: Final answer
    x = 26,721,278.43

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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.