Home / 18,713,874.49-25,814,369.35-11,266,356.25

Finding the Fourth Proportional to 18,713,874.49, 25,814,369.35 and 11,266,356.25

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Solution

The fourth proportional to 18,713,874.49, 25,814,369.35 and 11,266,356.25 is: 15,541,083.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,713,874.49 : 25,814,369.35 = 11,266,356.25 : x
  2. Step 2: Convert to fraction form
    18,713,874.49/25,814,369.35 = 11,266,356.25/x
  3. Step 3: Cross multiply
    18,713,874.49x = 25,814,369.35 × 11,266,356.25
  4. Step 4: Simplify right side
    18,713,874.49x = 290,833,881,512,531.88
  5. Step 5: Solve for x
    x = 290,833,881,512,531.88/18,713,874.49
  6. Step 6: Final answer
    x = 15,541,083.26

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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.