Home / 7,111,609.49-9,814,465.53-4,014,657.56

Finding the Fourth Proportional to 7,111,609.49, 9,814,465.53 and 4,014,657.56

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Solution

The fourth proportional to 7,111,609.49, 9,814,465.53 and 4,014,657.56 is: 5,540,478.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,609.49 : 9,814,465.53 = 4,014,657.56 : x
  2. Step 2: Convert to fraction form
    7,111,609.49/9,814,465.53 = 4,014,657.56/x
  3. Step 3: Cross multiply
    7,111,609.49x = 9,814,465.53 × 4,014,657.56
  4. Step 4: Simplify right side
    7,111,609.49x = 39,401,718,261,910.07
  5. Step 5: Solve for x
    x = 39,401,718,261,910.07/7,111,609.49
  6. Step 6: Final answer
    x = 5,540,478.33

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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.