Home / 10,639,452.48-15,961,420.39-3,450,425.80

Finding the Fourth Proportional to 10,639,452.48, 15,961,420.39 and 3,450,425.80

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Solution

The fourth proportional to 10,639,452.48, 15,961,420.39 and 3,450,425.80 is: 5,176,365.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,639,452.48 : 15,961,420.39 = 3,450,425.80 : x
  2. Step 2: Convert to fraction form
    10,639,452.48/15,961,420.39 = 3,450,425.80/x
  3. Step 3: Cross multiply
    10,639,452.48x = 15,961,420.39 × 3,450,425.80
  4. Step 4: Simplify right side
    10,639,452.48x = 55,073,696,718,302.06
  5. Step 5: Solve for x
    x = 55,073,696,718,302.06/10,639,452.48
  6. Step 6: Final answer
    x = 5,176,365.68

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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.