Home / 20,645,899.35-30,966,847.86-6,269,093.52

Finding the Fourth Proportional to 20,645,899.35, 30,966,847.86 and 6,269,093.52

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Solution

The fourth proportional to 20,645,899.35, 30,966,847.86 and 6,269,093.52 is: 9,403,032.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,645,899.35 : 30,966,847.86 = 6,269,093.52 : x
  2. Step 2: Convert to fraction form
    20,645,899.35/30,966,847.86 = 6,269,093.52/x
  3. Step 3: Cross multiply
    20,645,899.35x = 30,966,847.86 × 6,269,093.52
  4. Step 4: Simplify right side
    20,645,899.35x = 194,134,065,253,951.84
  5. Step 5: Solve for x
    x = 194,134,065,253,951.84/20,645,899.35
  6. Step 6: Final answer
    x = 9,403,032.63

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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.