Home / 47,387,064.12-71,080,596.96-11,485,272.12

Finding the Fourth Proportional to 47,387,064.12, 71,080,596.96 and 11,485,272.12

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Solution

The fourth proportional to 47,387,064.12, 71,080,596.96 and 11,485,272.12 is: 17,227,908.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,387,064.12 : 71,080,596.96 = 11,485,272.12 : x
  2. Step 2: Convert to fraction form
    47,387,064.12/71,080,596.96 = 11,485,272.12/x
  3. Step 3: Cross multiply
    47,387,064.12x = 71,080,596.96 × 11,485,272.12
  4. Step 4: Simplify right side
    47,387,064.12x = 816,379,998,537,644.62
  5. Step 5: Solve for x
    x = 816,379,998,537,644.62/47,387,064.12
  6. Step 6: Final answer
    x = 17,227,908.37

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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.