Home / 11,378,412.80-17,070,076.80-3,401,043.20

Finding the Fourth Proportional to 11,378,412.80, 17,070,076.80 and 3,401,043.20

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Solution

The fourth proportional to 11,378,412.80, 17,070,076.80 and 3,401,043.20 is: 5,102,299.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,378,412.80 : 17,070,076.80 = 3,401,043.20 : x
  2. Step 2: Convert to fraction form
    11,378,412.80/17,070,076.80 = 3,401,043.20/x
  3. Step 3: Cross multiply
    11,378,412.80x = 17,070,076.80 × 3,401,043.20
  4. Step 4: Simplify right side
    11,378,412.80x = 58,056,068,624,117.77
  5. Step 5: Solve for x
    x = 58,056,068,624,117.77/11,378,412.80
  6. Step 6: Final answer
    x = 5,102,299.38

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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.