Home / 6,939,052.05-9,576,893.43-3,998,305.92

Finding the Fourth Proportional to 6,939,052.05, 9,576,893.43 and 3,998,305.92

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Solution

The fourth proportional to 6,939,052.05, 9,576,893.43 and 3,998,305.92 is: 5,518,239.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,939,052.05 : 9,576,893.43 = 3,998,305.92 : x
  2. Step 2: Convert to fraction form
    6,939,052.05/9,576,893.43 = 3,998,305.92/x
  3. Step 3: Cross multiply
    6,939,052.05x = 9,576,893.43 × 3,998,305.92
  4. Step 4: Simplify right side
    6,939,052.05x = 38,291,349,696,378.10
  5. Step 5: Solve for x
    x = 38,291,349,696,378.10/6,939,052.05
  6. Step 6: Final answer
    x = 5,518,239.30

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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.