Home / 58,206,815.70-87,317,999.55-19,858,694.10

Finding the Fourth Proportional to 58,206,815.70, 87,317,999.55 and 19,858,694.10

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Solution

The fourth proportional to 58,206,815.70, 87,317,999.55 and 19,858,694.10 is: 29,790,694.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,206,815.70 : 87,317,999.55 = 19,858,694.10 : x
  2. Step 2: Convert to fraction form
    58,206,815.70/87,317,999.55 = 19,858,694.10/x
  3. Step 3: Cross multiply
    58,206,815.70x = 87,317,999.55 × 19,858,694.10
  4. Step 4: Simplify right side
    58,206,815.70x = 1,734,021,442,487,387.75
  5. Step 5: Solve for x
    x = 1,734,021,442,487,387.75/58,206,815.70
  6. Step 6: Final answer
    x = 29,790,694.12

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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.