Home / 8,127,489.70-12,191,210.25-2,062,209.70

Finding the Fourth Proportional to 8,127,489.70, 12,191,210.25 and 2,062,209.70

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Solution

The fourth proportional to 8,127,489.70, 12,191,210.25 and 2,062,209.70 is: 3,093,308.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,127,489.70 : 12,191,210.25 = 2,062,209.70 : x
  2. Step 2: Convert to fraction form
    8,127,489.70/12,191,210.25 = 2,062,209.70/x
  3. Step 3: Cross multiply
    8,127,489.70x = 12,191,210.25 × 2,062,209.70
  4. Step 4: Simplify right side
    8,127,489.70x = 25,140,832,032,289.43
  5. Step 5: Solve for x
    x = 25,140,832,032,289.43/8,127,489.70
  6. Step 6: Final answer
    x = 3,093,308.38

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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.