Home / 10,273,352.80-15,406,400.40-3,540,200.80

Finding the Fourth Proportional to 10,273,352.80, 15,406,400.40 and 3,540,200.80

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Solution

The fourth proportional to 10,273,352.80, 15,406,400.40 and 3,540,200.80 is: 5,309,050.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,273,352.80 : 15,406,400.40 = 3,540,200.80 : x
  2. Step 2: Convert to fraction form
    10,273,352.80/15,406,400.40 = 3,540,200.80/x
  3. Step 3: Cross multiply
    10,273,352.80x = 15,406,400.40 × 3,540,200.80
  4. Step 4: Simplify right side
    10,273,352.80x = 54,541,751,021,200.32
  5. Step 5: Solve for x
    x = 54,541,751,021,200.32/10,273,352.80
  6. Step 6: Final answer
    x = 5,309,050.71

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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.