Home / 7,114,791.43-9,818,415.21-3,851,606.08

Finding the Fourth Proportional to 7,114,791.43, 9,818,415.21 and 3,851,606.08

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Solution

The fourth proportional to 7,114,791.43, 9,818,415.21 and 3,851,606.08 is: 5,315,218.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,114,791.43 : 9,818,415.21 = 3,851,606.08 : x
  2. Step 2: Convert to fraction form
    7,114,791.43/9,818,415.21 = 3,851,606.08/x
  3. Step 3: Cross multiply
    7,114,791.43x = 9,818,415.21 × 3,851,606.08
  4. Step 4: Simplify right side
    7,114,791.43x = 37,816,667,718,800.48
  5. Step 5: Solve for x
    x = 37,816,667,718,800.48/7,114,791.43
  6. Step 6: Final answer
    x = 5,315,218.03

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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.