Home / 66,820,021.90-100,230,032.85-32,807,797.90

Finding the Fourth Proportional to 66,820,021.90, 100,230,032.85 and 32,807,797.90

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Solution

The fourth proportional to 66,820,021.90, 100,230,032.85 and 32,807,797.90 is: 49,211,696.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,820,021.90 : 100,230,032.85 = 32,807,797.90 : x
  2. Step 2: Convert to fraction form
    66,820,021.90/100,230,032.85 = 32,807,797.90/x
  3. Step 3: Cross multiply
    66,820,021.90x = 100,230,032.85 × 32,807,797.90
  4. Step 4: Simplify right side
    66,820,021.90x = 3,288,326,661,253,160.50
  5. Step 5: Solve for x
    x = 3,288,326,661,253,160.50/66,820,021.90
  6. Step 6: Final answer
    x = 49,211,696.85

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1.5x scale

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.