Home / 54,890,164.84-75,747,721.19-31,368,431.80

Finding the Fourth Proportional to 54,890,164.84, 75,747,721.19 and 31,368,431.80

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Solution

The fourth proportional to 54,890,164.84, 75,747,721.19 and 31,368,431.80 is: 43,288,032.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,890,164.84 : 75,747,721.19 = 31,368,431.80 : x
  2. Step 2: Convert to fraction form
    54,890,164.84/75,747,721.19 = 31,368,431.80/x
  3. Step 3: Cross multiply
    54,890,164.84x = 75,747,721.19 × 31,368,431.80
  4. Step 4: Simplify right side
    54,890,164.84x = 2,376,087,226,153,930
  5. Step 5: Solve for x
    x = 2,376,087,226,153,930/54,890,164.84
  6. Step 6: Final answer
    x = 43,288,032.26

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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.