Home / 81,282,019.64-112,169,245.66-44,112,290.10

Finding the Fourth Proportional to 81,282,019.64, 112,169,245.66 and 44,112,290.10

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Solution

The fourth proportional to 81,282,019.64, 112,169,245.66 and 44,112,290.10 is: 60,874,992.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,282,019.64 : 112,169,245.66 = 44,112,290.10 : x
  2. Step 2: Convert to fraction form
    81,282,019.64/112,169,245.66 = 44,112,290.10/x
  3. Step 3: Cross multiply
    81,282,019.64x = 112,169,245.66 × 44,112,290.10
  4. Step 4: Simplify right side
    81,282,019.64x = 4,948,042,304,852,086
  5. Step 5: Solve for x
    x = 4,948,042,304,852,086/81,282,019.64
  6. Step 6: Final answer
    x = 60,874,992.12

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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.