Home / 10,120,106.16-15,180,146.93-3,296,668.21

Finding the Fourth Proportional to 10,120,106.16, 15,180,146.93 and 3,296,668.21

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Solution

The fourth proportional to 10,120,106.16, 15,180,146.93 and 3,296,668.21 is: 4,944,998.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,120,106.16 : 15,180,146.93 = 3,296,668.21 : x
  2. Step 2: Convert to fraction form
    10,120,106.16/15,180,146.93 = 3,296,668.21/x
  3. Step 3: Cross multiply
    10,120,106.16x = 15,180,146.93 × 3,296,668.21
  4. Step 4: Simplify right side
    10,120,106.16x = 50,043,907,782,186.52
  5. Step 5: Solve for x
    x = 50,043,907,782,186.52/10,120,106.16
  6. Step 6: Final answer
    x = 4,944,998.30

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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.