Home / 57,589,910.72-79,474,357.77-31,484,429.84

Finding the Fourth Proportional to 57,589,910.72, 79,474,357.77 and 31,484,429.84

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Solution

The fourth proportional to 57,589,910.72, 79,474,357.77 and 31,484,429.84 is: 43,448,666.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,589,910.72 : 79,474,357.77 = 31,484,429.84 : x
  2. Step 2: Convert to fraction form
    57,589,910.72/79,474,357.77 = 31,484,429.84/x
  3. Step 3: Cross multiply
    57,589,910.72x = 79,474,357.77 × 31,484,429.84
  4. Step 4: Simplify right side
    57,589,910.72x = 2,502,204,841,009,319
  5. Step 5: Solve for x
    x = 2,502,204,841,009,319/57,589,910.72
  6. Step 6: Final answer
    x = 43,448,666.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.