Home / 28,078,287.69-42,309,086.46-23,072,845.32

Finding the Fourth Proportional to 28,078,287.69, 42,309,086.46 and 23,072,845.32

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Solution

The fourth proportional to 28,078,287.69, 42,309,086.46 and 23,072,845.32 is: 34,766,757.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,078,287.69 : 42,309,086.46 = 23,072,845.32 : x
  2. Step 2: Convert to fraction form
    28,078,287.69/42,309,086.46 = 23,072,845.32/x
  3. Step 3: Cross multiply
    28,078,287.69x = 42,309,086.46 × 23,072,845.32
  4. Step 4: Simplify right side
    28,078,287.69x = 976,191,007,522,086.38
  5. Step 5: Solve for x
    x = 976,191,007,522,086.38/28,078,287.69
  6. Step 6: Final answer
    x = 34,766,757.09

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.