Home / 7,729,947.54-10,664,935.43-4,465,571.20

Finding the Fourth Proportional to 7,729,947.54, 10,664,935.43 and 4,465,571.20

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Solution

The fourth proportional to 7,729,947.54, 10,664,935.43 and 4,465,571.20 is: 6,161,106.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729,947.54 : 10,664,935.43 = 4,465,571.20 : x
  2. Step 2: Convert to fraction form
    7,729,947.54/10,664,935.43 = 4,465,571.20/x
  3. Step 3: Cross multiply
    7,729,947.54x = 10,664,935.43 × 4,465,571.20
  4. Step 4: Simplify right side
    7,729,947.54x = 47,625,028,506,067.62
  5. Step 5: Solve for x
    x = 47,625,028,506,067.62/7,729,947.54
  6. Step 6: Final answer
    x = 6,161,106.30

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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.