Home / 18,387,823.80-27,539,745.30-10,829,551.80

Finding the Fourth Proportional to 18,387,823.80, 27,539,745.30 and 10,829,551.80

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Solution

The fourth proportional to 18,387,823.80, 27,539,745.30 and 10,829,551.80 is: 16,219,597.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,387,823.80 : 27,539,745.30 = 10,829,551.80 : x
  2. Step 2: Convert to fraction form
    18,387,823.80/27,539,745.30 = 10,829,551.80/x
  3. Step 3: Cross multiply
    18,387,823.80x = 27,539,745.30 × 10,829,551.80
  4. Step 4: Simplify right side
    18,387,823.80x = 298,243,098,285,156.56
  5. Step 5: Solve for x
    x = 298,243,098,285,156.56/18,387,823.80
  6. Step 6: Final answer
    x = 16,219,597.36

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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.