Home / 33,257,931.20-49,862,013.60-18,128,945.60

Finding the Fourth Proportional to 33,257,931.20, 49,862,013.60 and 18,128,945.60

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Solution

The fourth proportional to 33,257,931.20, 49,862,013.60 and 18,128,945.60 is: 27,179,854.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,257,931.20 : 49,862,013.60 = 18,128,945.60 : x
  2. Step 2: Convert to fraction form
    33,257,931.20/49,862,013.60 = 18,128,945.60/x
  3. Step 3: Cross multiply
    33,257,931.20x = 49,862,013.60 × 18,128,945.60
  4. Step 4: Simplify right side
    33,257,931.20x = 903,945,732,060,860.25
  5. Step 5: Solve for x
    x = 903,945,732,060,860.25/33,257,931.20
  6. Step 6: Final answer
    x = 27,179,854.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.