Home / 7,992,176.40-11,982,359.70-4,401,997.20

Finding the Fourth Proportional to 7,992,176.40, 11,982,359.70 and 4,401,997.20

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Solution

The fourth proportional to 7,992,176.40, 11,982,359.70 and 4,401,997.20 is: 6,599,743.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,992,176.40 : 11,982,359.70 = 4,401,997.20 : x
  2. Step 2: Convert to fraction form
    7,992,176.40/11,982,359.70 = 4,401,997.20/x
  3. Step 3: Cross multiply
    7,992,176.40x = 11,982,359.70 × 4,401,997.20
  4. Step 4: Simplify right side
    7,992,176.40x = 52,746,313,848,792.84
  5. Step 5: Solve for x
    x = 52,746,313,848,792.84/7,992,176.40
  6. Step 6: Final answer
    x = 6,599,743.45

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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.