Home / 13,639,057.78-20,461,954.38-4,054,395.28

Finding the Fourth Proportional to 13,639,057.78, 20,461,954.38 and 4,054,395.28

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Solution

The fourth proportional to 13,639,057.78, 20,461,954.38 and 4,054,395.28 is: 6,082,594.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,639,057.78 : 20,461,954.38 = 4,054,395.28 : x
  2. Step 2: Convert to fraction form
    13,639,057.78/20,461,954.38 = 4,054,395.28/x
  3. Step 3: Cross multiply
    13,639,057.78x = 20,461,954.38 × 4,054,395.28
  4. Step 4: Simplify right side
    13,639,057.78x = 82,960,851,257,847.31
  5. Step 5: Solve for x
    x = 82,960,851,257,847.31/13,639,057.78
  6. Step 6: Final answer
    x = 6,082,594.02

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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.