Home / 30,033,094-41,479,884.12-20,358,505.84

Finding the Fourth Proportional to 30,033,094, 41,479,884.12 and 20,358,505.84

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Solution

The fourth proportional to 30,033,094, 41,479,884.12 and 20,358,505.84 is: 28,117,930.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,033,094 : 41,479,884.12 = 20,358,505.84 : x
  2. Step 2: Convert to fraction form
    30,033,094/41,479,884.12 = 20,358,505.84/x
  3. Step 3: Cross multiply
    30,033,094x = 41,479,884.12 × 20,358,505.84
  4. Step 4: Simplify right side
    30,033,094x = 844,468,463,099,543.25
  5. Step 5: Solve for x
    x = 844,468,463,099,543.25/30,033,094
  6. Step 6: Final answer
    x = 28,117,930.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.