Home / 55,923,015.32-77,172,554.82-30,805,827.08

Finding the Fourth Proportional to 55,923,015.32, 77,172,554.82 and 30,805,827.08

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Solution

The fourth proportional to 55,923,015.32, 77,172,554.82 and 30,805,827.08 is: 42,511,376.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,923,015.32 : 77,172,554.82 = 30,805,827.08 : x
  2. Step 2: Convert to fraction form
    55,923,015.32/77,172,554.82 = 30,805,827.08/x
  3. Step 3: Cross multiply
    55,923,015.32x = 77,172,554.82 × 30,805,827.08
  4. Step 4: Simplify right side
    55,923,015.32x = 2,377,364,379,106,740
  5. Step 5: Solve for x
    x = 2,377,364,379,106,740/55,923,015.32
  6. Step 6: Final answer
    x = 42,511,376.85

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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.