Home / 23,174,587.84-31,978,817.96-13,753,754.32

Finding the Fourth Proportional to 23,174,587.84, 31,978,817.96 and 13,753,754.32

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Solution

The fourth proportional to 23,174,587.84, 31,978,817.96 and 13,753,754.32 is: 18,978,926.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,174,587.84 : 31,978,817.96 = 13,753,754.32 : x
  2. Step 2: Convert to fraction form
    23,174,587.84/31,978,817.96 = 13,753,754.32/x
  3. Step 3: Cross multiply
    23,174,587.84x = 31,978,817.96 × 13,753,754.32
  4. Step 4: Simplify right side
    23,174,587.84x = 439,828,805,665,843.62
  5. Step 5: Solve for x
    x = 439,828,805,665,843.62/23,174,587.84
  6. Step 6: Final answer
    x = 18,978,926.78

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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.