Home / 7,210,014.58-9,949,819.38-3,946,831.52

Finding the Fourth Proportional to 7,210,014.58, 9,949,819.38 and 3,946,831.52

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Solution

The fourth proportional to 7,210,014.58, 9,949,819.38 and 3,946,831.52 is: 5,446,627.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,210,014.58 : 9,949,819.38 = 3,946,831.52 : x
  2. Step 2: Convert to fraction form
    7,210,014.58/9,949,819.38 = 3,946,831.52/x
  3. Step 3: Cross multiply
    7,210,014.58x = 9,949,819.38 × 3,946,831.52
  4. Step 4: Simplify right side
    7,210,014.58x = 39,270,260,682,741.15
  5. Step 5: Solve for x
    x = 39,270,260,682,741.15/7,210,014.58
  6. Step 6: Final answer
    x = 5,446,627.09

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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.