Home / 18,828,372.28-25,901,617.94-16,494,755.80

Finding the Fourth Proportional to 18,828,372.28, 25,901,617.94 and 16,494,755.80

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Solution

The fourth proportional to 18,828,372.28, 25,901,617.94 and 16,494,755.80 is: 22,691,332.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,828,372.28 : 25,901,617.94 = 16,494,755.80 : x
  2. Step 2: Convert to fraction form
    18,828,372.28/25,901,617.94 = 16,494,755.80/x
  3. Step 3: Cross multiply
    18,828,372.28x = 25,901,617.94 × 16,494,755.80
  4. Step 4: Simplify right side
    18,828,372.28x = 427,240,862,745,199.06
  5. Step 5: Solve for x
    x = 427,240,862,745,199.06/18,828,372.28
  6. Step 6: Final answer
    x = 22,691,332.87

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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.