Home / 5,174,853.34-7,725,894.47-3,954,040.78

Finding the Fourth Proportional to 5,174,853.34, 7,725,894.47 and 3,954,040.78

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Solution

The fourth proportional to 5,174,853.34, 7,725,894.47 and 3,954,040.78 is: 5,903,259.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174,853.34 : 7,725,894.47 = 3,954,040.78 : x
  2. Step 2: Convert to fraction form
    5,174,853.34/7,725,894.47 = 3,954,040.78/x
  3. Step 3: Cross multiply
    5,174,853.34x = 7,725,894.47 × 3,954,040.78
  4. Step 4: Simplify right side
    5,174,853.34x = 30,548,501,796,356.48
  5. Step 5: Solve for x
    x = 30,548,501,796,356.48/5,174,853.34
  6. Step 6: Final answer
    x = 5,903,259.43

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.