Home / 7,670,450.28-10,585,154.82-4,185,858

Finding the Fourth Proportional to 7,670,450.28, 10,585,154.82 and 4,185,858

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Solution

The fourth proportional to 7,670,450.28, 10,585,154.82 and 4,185,858 is: 5,776,447.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,670,450.28 : 10,585,154.82 = 4,185,858 : x
  2. Step 2: Convert to fraction form
    7,670,450.28/10,585,154.82 = 4,185,858/x
  3. Step 3: Cross multiply
    7,670,450.28x = 10,585,154.82 × 4,185,858
  4. Step 4: Simplify right side
    7,670,450.28x = 44,307,954,984,535.56
  5. Step 5: Solve for x
    x = 44,307,954,984,535.56/7,670,450.28
  6. Step 6: Final answer
    x = 5,776,447.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.