Home / 5,384,986.47-7,431,305.67-2,937,589.92

Finding the Fourth Proportional to 5,384,986.47, 7,431,305.67 and 2,937,589.92

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Solution

The fourth proportional to 5,384,986.47, 7,431,305.67 and 2,937,589.92 is: 4,053,887.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384,986.47 : 7,431,305.67 = 2,937,589.92 : x
  2. Step 2: Convert to fraction form
    5,384,986.47/7,431,305.67 = 2,937,589.92/x
  3. Step 3: Cross multiply
    5,384,986.47x = 7,431,305.67 × 2,937,589.92
  4. Step 4: Simplify right side
    5,384,986.47x = 21,830,128,628,630.84
  5. Step 5: Solve for x
    x = 21,830,128,628,630.84/5,384,986.47
  6. Step 6: Final answer
    x = 4,053,887.37

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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.