Home / 8,428,838.12-11,631,825.57-4,561,358.27

Finding the Fourth Proportional to 8,428,838.12, 11,631,825.57 and 4,561,358.27

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Solution

The fourth proportional to 8,428,838.12, 11,631,825.57 and 4,561,358.27 is: 6,294,690.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,838.12 : 11,631,825.57 = 4,561,358.27 : x
  2. Step 2: Convert to fraction form
    8,428,838.12/11,631,825.57 = 4,561,358.27/x
  3. Step 3: Cross multiply
    8,428,838.12x = 11,631,825.57 × 4,561,358.27
  4. Step 4: Simplify right side
    8,428,838.12x = 53,056,923,758,916.96
  5. Step 5: Solve for x
    x = 53,056,923,758,916.96/8,428,838.12
  6. Step 6: Final answer
    x = 6,294,690.09

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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.