Home / 7,815,119.52-10,785,021.07-4,552,144.43

Finding the Fourth Proportional to 7,815,119.52, 10,785,021.07 and 4,552,144.43

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Solution

The fourth proportional to 7,815,119.52, 10,785,021.07 and 4,552,144.43 is: 6,282,050.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,815,119.52 : 10,785,021.07 = 4,552,144.43 : x
  2. Step 2: Convert to fraction form
    7,815,119.52/10,785,021.07 = 4,552,144.43/x
  3. Step 3: Cross multiply
    7,815,119.52x = 10,785,021.07 × 4,552,144.43
  4. Step 4: Simplify right side
    7,815,119.52x = 49,094,973,644,943.73
  5. Step 5: Solve for x
    x = 49,094,973,644,943.73/7,815,119.52
  6. Step 6: Final answer
    x = 6,282,050.27

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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.