Home / 18,145,485.80-27,218,228.70-16,019,721.80

Finding the Fourth Proportional to 18,145,485.80, 27,218,228.70 and 16,019,721.80

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Solution

The fourth proportional to 18,145,485.80, 27,218,228.70 and 16,019,721.80 is: 24,029,582.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,145,485.80 : 27,218,228.70 = 16,019,721.80 : x
  2. Step 2: Convert to fraction form
    18,145,485.80/27,218,228.70 = 16,019,721.80/x
  3. Step 3: Cross multiply
    18,145,485.80x = 27,218,228.70 × 16,019,721.80
  4. Step 4: Simplify right side
    18,145,485.80x = 436,028,451,662,775.69
  5. Step 5: Solve for x
    x = 436,028,451,662,775.69/18,145,485.80
  6. Step 6: Final answer
    x = 24,029,582.70

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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.