Home / 47,428,571.88-65,452,172.26-27,849,893.16

Finding the Fourth Proportional to 47,428,571.88, 65,452,172.26 and 27,849,893.16

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Solution

The fourth proportional to 47,428,571.88, 65,452,172.26 and 27,849,893.16 is: 38,433,288.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,428,571.88 : 65,452,172.26 = 27,849,893.16 : x
  2. Step 2: Convert to fraction form
    47,428,571.88/65,452,172.26 = 27,849,893.16/x
  3. Step 3: Cross multiply
    47,428,571.88x = 65,452,172.26 × 27,849,893.16
  4. Step 4: Simplify right side
    47,428,571.88x = 1,822,836,004,530,915.75
  5. Step 5: Solve for x
    x = 1,822,836,004,530,915.75/47,428,571.88
  6. Step 6: Final answer
    x = 38,433,288.89

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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.