Home / 7,428,674.52-10,251,997.78-4,166,535.64

Finding the Fourth Proportional to 7,428,674.52, 10,251,997.78 and 4,166,535.64

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Solution

The fourth proportional to 7,428,674.52, 10,251,997.78 and 4,166,535.64 is: 5,750,058.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,428,674.52 : 10,251,997.78 = 4,166,535.64 : x
  2. Step 2: Convert to fraction form
    7,428,674.52/10,251,997.78 = 4,166,535.64/x
  3. Step 3: Cross multiply
    7,428,674.52x = 10,251,997.78 × 4,166,535.64
  4. Step 4: Simplify right side
    7,428,674.52x = 42,715,314,131,570.88
  5. Step 5: Solve for x
    x = 42,715,314,131,570.88/7,428,674.52
  6. Step 6: Final answer
    x = 5,750,058.64

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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.