Home / 18,769,811.60-28,131,097.80-16,644,047.60

Finding the Fourth Proportional to 18,769,811.60, 28,131,097.80 and 16,644,047.60

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Solution

The fourth proportional to 18,769,811.60, 28,131,097.80 and 16,644,047.60 is: 24,945,126.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,769,811.60 : 28,131,097.80 = 16,644,047.60 : x
  2. Step 2: Convert to fraction form
    18,769,811.60/28,131,097.80 = 16,644,047.60/x
  3. Step 3: Cross multiply
    18,769,811.60x = 28,131,097.80 × 16,644,047.60
  4. Step 4: Simplify right side
    18,769,811.60x = 468,215,330,823,455.31
  5. Step 5: Solve for x
    x = 468,215,330,823,455.31/18,769,811.60
  6. Step 6: Final answer
    x = 24,945,126.82

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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.