Home / 82,047,891.42-123,072,045.66-33,525,745.38

Finding the Fourth Proportional to 82,047,891.42, 123,072,045.66 and 33,525,745.38

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Solution

The fourth proportional to 82,047,891.42, 123,072,045.66 and 33,525,745.38 is: 50,288,703.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,047,891.42 : 123,072,045.66 = 33,525,745.38 : x
  2. Step 2: Convert to fraction form
    82,047,891.42/123,072,045.66 = 33,525,745.38/x
  3. Step 3: Cross multiply
    82,047,891.42x = 123,072,045.66 × 33,525,745.38
  4. Step 4: Simplify right side
    82,047,891.42x = 4,126,082,066,192,894
  5. Step 5: Solve for x
    x = 4,126,082,066,192,894/82,047,891.42
  6. Step 6: Final answer
    x = 50,288,703.28

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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.