Home / 15,194,004.48-20,966,929.92-8,317,169.28

Finding the Fourth Proportional to 15,194,004.48, 20,966,929.92 and 8,317,169.28

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Solution

The fourth proportional to 15,194,004.48, 20,966,929.92 and 8,317,169.28 is: 11,477,257.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,194,004.48 : 20,966,929.92 = 8,317,169.28 : x
  2. Step 2: Convert to fraction form
    15,194,004.48/20,966,929.92 = 8,317,169.28/x
  3. Step 3: Cross multiply
    15,194,004.48x = 20,966,929.92 × 8,317,169.28
  4. Step 4: Simplify right side
    15,194,004.48x = 174,385,505,426,536.88
  5. Step 5: Solve for x
    x = 174,385,505,426,536.88/15,194,004.48
  6. Step 6: Final answer
    x = 11,477,257.73

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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.