Home / 10,120,208.24-15,180,300.15-3,296,770.30

Finding the Fourth Proportional to 10,120,208.24, 15,180,300.15 and 3,296,770.30

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Solution

The fourth proportional to 10,120,208.24, 15,180,300.15 and 3,296,770.30 is: 4,945,151.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,120,208.24 : 15,180,300.15 = 3,296,770.30 : x
  2. Step 2: Convert to fraction form
    10,120,208.24/15,180,300.15 = 3,296,770.30/x
  3. Step 3: Cross multiply
    10,120,208.24x = 15,180,300.15 × 3,296,770.30
  4. Step 4: Simplify right side
    10,120,208.24x = 50,045,962,686,218.03
  5. Step 5: Solve for x
    x = 50,045,962,686,218.03/10,120,208.24
  6. Step 6: Final answer
    x = 4,945,151.47

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Double scale
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1.5x scale

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.