Home / 54,917,114.84-81,890,473.32-54,424,203.32

Finding the Fourth Proportional to 54,917,114.84, 81,890,473.32 and 54,424,203.32

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Solution

The fourth proportional to 54,917,114.84, 81,890,473.32 and 54,424,203.32 is: 81,155,460.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,917,114.84 : 81,890,473.32 = 54,424,203.32 : x
  2. Step 2: Convert to fraction form
    54,917,114.84/81,890,473.32 = 54,424,203.32/x
  3. Step 3: Cross multiply
    54,917,114.84x = 81,890,473.32 × 54,424,203.32
  4. Step 4: Simplify right side
    54,917,114.84x = 4,456,823,769,938,715
  5. Step 5: Solve for x
    x = 4,456,823,769,938,715/54,917,114.84
  6. Step 6: Final answer
    x = 81,155,460.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.