Home / 54,839,142.72-82,242,151.20-16,490,476.80

Finding the Fourth Proportional to 54,839,142.72, 82,242,151.20 and 16,490,476.80

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Solution

The fourth proportional to 54,839,142.72, 82,242,151.20 and 16,490,476.80 is: 24,730,734.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,839,142.72 : 82,242,151.20 = 16,490,476.80 : x
  2. Step 2: Convert to fraction form
    54,839,142.72/82,242,151.20 = 16,490,476.80/x
  3. Step 3: Cross multiply
    54,839,142.72x = 82,242,151.20 × 16,490,476.80
  4. Step 4: Simplify right side
    54,839,142.72x = 1,356,212,286,345,692.25
  5. Step 5: Solve for x
    x = 1,356,212,286,345,692.25/54,839,142.72
  6. Step 6: Final answer
    x = 24,730,734.64

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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.