Home / 7,134,844.05-9,846,034.85-3,871,575.79

Finding the Fourth Proportional to 7,134,844.05, 9,846,034.85 and 3,871,575.79

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Solution

The fourth proportional to 7,134,844.05, 9,846,034.85 and 3,871,575.79 is: 5,342,747.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,134,844.05 : 9,846,034.85 = 3,871,575.79 : x
  2. Step 2: Convert to fraction form
    7,134,844.05/9,846,034.85 = 3,871,575.79/x
  3. Step 3: Cross multiply
    7,134,844.05x = 9,846,034.85 × 3,871,575.79
  4. Step 4: Simplify right side
    7,134,844.05x = 38,119,670,152,756.28
  5. Step 5: Solve for x
    x = 38,119,670,152,756.28/7,134,844.05
  6. Step 6: Final answer
    x = 5,342,747.49

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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.