Home / 50,557,915.92-69,841,349.64-40,231,426.80

Finding the Fourth Proportional to 50,557,915.92, 69,841,349.64 and 40,231,426.80

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Solution

The fourth proportional to 50,557,915.92, 69,841,349.64 and 40,231,426.80 is: 55,576,205.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,557,915.92 : 69,841,349.64 = 40,231,426.80 : x
  2. Step 2: Convert to fraction form
    50,557,915.92/69,841,349.64 = 40,231,426.80/x
  3. Step 3: Cross multiply
    50,557,915.92x = 69,841,349.64 × 40,231,426.80
  4. Step 4: Simplify right side
    50,557,915.92x = 2,809,817,145,654,866
  5. Step 5: Solve for x
    x = 2,809,817,145,654,866/50,557,915.92
  6. Step 6: Final answer
    x = 55,576,205.91

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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.