Home / 26,522,478.78-39,783,728.91-11,932,359.68

Finding the Fourth Proportional to 26,522,478.78, 39,783,728.91 and 11,932,359.68

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Solution

The fourth proportional to 26,522,478.78, 39,783,728.91 and 11,932,359.68 is: 17,898,544.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,522,478.78 : 39,783,728.91 = 11,932,359.68 : x
  2. Step 2: Convert to fraction form
    26,522,478.78/39,783,728.91 = 11,932,359.68/x
  3. Step 3: Cross multiply
    26,522,478.78x = 39,783,728.91 × 11,932,359.68
  4. Step 4: Simplify right side
    26,522,478.78x = 474,713,762,909,940
  5. Step 5: Solve for x
    x = 474,713,762,909,940/26,522,478.78
  6. Step 6: Final answer
    x = 17,898,544.36

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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.