Home / 6,650,042.82-9,975,485.63-2,811,149.74

Finding the Fourth Proportional to 6,650,042.82, 9,975,485.63 and 2,811,149.74

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Solution

The fourth proportional to 6,650,042.82, 9,975,485.63 and 2,811,149.74 is: 4,216,902.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,650,042.82 : 9,975,485.63 = 2,811,149.74 : x
  2. Step 2: Convert to fraction form
    6,650,042.82/9,975,485.63 = 2,811,149.74/x
  3. Step 3: Cross multiply
    6,650,042.82x = 9,975,485.63 × 2,811,149.74
  4. Step 4: Simplify right side
    6,650,042.82x = 28,042,583,835,148.24
  5. Step 5: Solve for x
    x = 28,042,583,835,148.24/6,650,042.82
  6. Step 6: Final answer
    x = 4,216,902.75

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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.