Home / 7,114,741.23-9,818,340.82-3,851,553.54

Finding the Fourth Proportional to 7,114,741.23, 9,818,340.82 and 3,851,553.54

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Solution

The fourth proportional to 7,114,741.23, 9,818,340.82 and 3,851,553.54 is: 5,315,142.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,114,741.23 : 9,818,340.82 = 3,851,553.54 : x
  2. Step 2: Convert to fraction form
    7,114,741.23/9,818,340.82 = 3,851,553.54/x
  3. Step 3: Cross multiply
    7,114,741.23x = 9,818,340.82 × 3,851,553.54
  4. Step 4: Simplify right side
    7,114,741.23x = 37,815,865,342,197.51
  5. Step 5: Solve for x
    x = 37,815,865,342,197.51/7,114,741.23
  6. Step 6: Final answer
    x = 5,315,142.76

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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.