Home / 10,639,450.10-15,961,416.82-3,450,423.43

Finding the Fourth Proportional to 10,639,450.10, 15,961,416.82 and 3,450,423.43

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Solution

The fourth proportional to 10,639,450.10, 15,961,416.82 and 3,450,423.43 is: 5,176,362.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,639,450.10 : 15,961,416.82 = 3,450,423.43 : x
  2. Step 2: Convert to fraction form
    10,639,450.10/15,961,416.82 = 3,450,423.43/x
  3. Step 3: Cross multiply
    10,639,450.10x = 15,961,416.82 × 3,450,423.43
  4. Step 4: Simplify right side
    10,639,450.10x = 55,073,646,571,724.09
  5. Step 5: Solve for x
    x = 55,073,646,571,724.09/10,639,450.10
  6. Step 6: Final answer
    x = 5,176,362.13

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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.