Home / 20,235,089.76-30,354,215.76-5,858,371.68

Finding the Fourth Proportional to 20,235,089.76, 30,354,215.76 and 5,858,371.68

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Solution

The fourth proportional to 20,235,089.76, 30,354,215.76 and 5,858,371.68 is: 8,788,015.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,235,089.76 : 30,354,215.76 = 5,858,371.68 : x
  2. Step 2: Convert to fraction form
    20,235,089.76/30,354,215.76 = 5,858,371.68/x
  3. Step 3: Cross multiply
    20,235,089.76x = 30,354,215.76 × 5,858,371.68
  4. Step 4: Simplify right side
    20,235,089.76x = 177,826,277,976,993.69
  5. Step 5: Solve for x
    x = 177,826,277,976,993.69/20,235,089.76
  6. Step 6: Final answer
    x = 8,788,015.28

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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.