Home / 51,418,173.06-77,133,110.22-18,644,179.05

Finding the Fourth Proportional to 51,418,173.06, 77,133,110.22 and 18,644,179.05

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Solution

The fourth proportional to 51,418,173.06, 77,133,110.22 and 18,644,179.05 is: 27,968,390.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,418,173.06 : 77,133,110.22 = 18,644,179.05 : x
  2. Step 2: Convert to fraction form
    51,418,173.06/77,133,110.22 = 18,644,179.05/x
  3. Step 3: Cross multiply
    51,418,173.06x = 77,133,110.22 × 18,644,179.05
  4. Step 4: Simplify right side
    51,418,173.06x = 1,438,083,517,625,065
  5. Step 5: Solve for x
    x = 1,438,083,517,625,065/51,418,173.06
  6. Step 6: Final answer
    x = 27,968,390.01

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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.