Home / 22,394,757.28-30,902,794.77-12,470,890.08

Finding the Fourth Proportional to 22,394,757.28, 30,902,794.77 and 12,470,890.08

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Solution

The fourth proportional to 22,394,757.28, 30,902,794.77 and 12,470,890.08 is: 17,208,731.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,394,757.28 : 30,902,794.77 = 12,470,890.08 : x
  2. Step 2: Convert to fraction form
    22,394,757.28/30,902,794.77 = 12,470,890.08/x
  3. Step 3: Cross multiply
    22,394,757.28x = 30,902,794.77 × 12,470,890.08
  4. Step 4: Simplify right side
    22,394,757.28x = 385,385,356,633,287.94
  5. Step 5: Solve for x
    x = 385,385,356,633,287.94/22,394,757.28
  6. Step 6: Final answer
    x = 17,208,731.12

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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.