Home / 82,632,186.73-123,804,637.89-57,987,846.01

Finding the Fourth Proportional to 82,632,186.73, 123,804,637.89 and 57,987,846.01

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Solution

The fourth proportional to 82,632,186.73, 123,804,637.89 and 57,987,846.01 is: 86,880,966.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,632,186.73 : 123,804,637.89 = 57,987,846.01 : x
  2. Step 2: Convert to fraction form
    82,632,186.73/123,804,637.89 = 57,987,846.01/x
  3. Step 3: Cross multiply
    82,632,186.73x = 123,804,637.89 × 57,987,846.01
  4. Step 4: Simplify right side
    82,632,186.73x = 7,179,164,277,289,131
  5. Step 5: Solve for x
    x = 7,179,164,277,289,131/82,632,186.73
  6. Step 6: Final answer
    x = 86,880,966.87

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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.