Home / 23,101,985.94-31,882,511.28-13,179,087.06

Finding the Fourth Proportional to 23,101,985.94, 31,882,511.28 and 13,179,087.06

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Solution

The fourth proportional to 23,101,985.94, 31,882,511.28 and 13,179,087.06 is: 18,188,150.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,101,985.94 : 31,882,511.28 = 13,179,087.06 : x
  2. Step 2: Convert to fraction form
    23,101,985.94/31,882,511.28 = 13,179,087.06/x
  3. Step 3: Cross multiply
    23,101,985.94x = 31,882,511.28 × 13,179,087.06
  4. Step 4: Simplify right side
    23,101,985.94x = 420,182,391,850,552.06
  5. Step 5: Solve for x
    x = 420,182,391,850,552.06/23,101,985.94
  6. Step 6: Final answer
    x = 18,188,150.27

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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.