Home / 20,345,524.55-30,512,199.68-6,696,151.37

Finding the Fourth Proportional to 20,345,524.55, 30,512,199.68 and 6,696,151.37

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Solution

The fourth proportional to 20,345,524.55, 30,512,199.68 and 6,696,151.37 is: 10,042,223.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,345,524.55 : 30,512,199.68 = 6,696,151.37 : x
  2. Step 2: Convert to fraction form
    20,345,524.55/30,512,199.68 = 6,696,151.37/x
  3. Step 3: Cross multiply
    20,345,524.55x = 30,512,199.68 × 6,696,151.37
  4. Step 4: Simplify right side
    20,345,524.55x = 204,314,307,655,464.81
  5. Step 5: Solve for x
    x = 204,314,307,655,464.81/20,345,524.55
  6. Step 6: Final answer
    x = 10,042,223.64

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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.