Home / 20,568,565.98-30,826,276.38-9,789,170.94

Finding the Fourth Proportional to 20,568,565.98, 30,826,276.38 and 9,789,170.94

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Solution

The fourth proportional to 20,568,565.98, 30,826,276.38 and 9,789,170.94 is: 14,671,109.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,568,565.98 : 30,826,276.38 = 9,789,170.94 : x
  2. Step 2: Convert to fraction form
    20,568,565.98/30,826,276.38 = 9,789,170.94/x
  3. Step 3: Cross multiply
    20,568,565.98x = 30,826,276.38 × 9,789,170.94
  4. Step 4: Simplify right side
    20,568,565.98x = 301,763,688,927,504.38
  5. Step 5: Solve for x
    x = 301,763,688,927,504.38/20,568,565.98
  6. Step 6: Final answer
    x = 14,671,109.75

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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.