Home / 7,394,275.76-10,203,912.57-4,131,115

Finding the Fourth Proportional to 7,394,275.76, 10,203,912.57 and 4,131,115

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Solution

The fourth proportional to 7,394,275.76, 10,203,912.57 and 4,131,115 is: 5,700,833.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,394,275.76 : 10,203,912.57 = 4,131,115 : x
  2. Step 2: Convert to fraction form
    7,394,275.76/10,203,912.57 = 4,131,115/x
  3. Step 3: Cross multiply
    7,394,275.76x = 10,203,912.57 × 4,131,115
  4. Step 4: Simplify right side
    7,394,275.76x = 42,153,536,276,615.55
  5. Step 5: Solve for x
    x = 42,153,536,276,615.55/7,394,275.76
  6. Step 6: Final answer
    x = 5,700,833.68

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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.