Home / 58,505,087.80-87,757,631.70-28,271,999.80

Finding the Fourth Proportional to 58,505,087.80, 87,757,631.70 and 28,271,999.80

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Solution

The fourth proportional to 58,505,087.80, 87,757,631.70 and 28,271,999.80 is: 42,407,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,505,087.80 : 87,757,631.70 = 28,271,999.80 : x
  2. Step 2: Convert to fraction form
    58,505,087.80/87,757,631.70 = 28,271,999.80/x
  3. Step 3: Cross multiply
    58,505,087.80x = 87,757,631.70 × 28,271,999.80
  4. Step 4: Simplify right side
    58,505,087.80x = 2,481,083,745,870,874
  5. Step 5: Solve for x
    x = 2,481,083,745,870,874/58,505,087.80
  6. Step 6: Final answer
    x = 42,407,999.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.