Home / 38,492,456.80-57,794,672.40-28,974,632.80

Finding the Fourth Proportional to 38,492,456.80, 57,794,672.40 and 28,974,632.80

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Solution

The fourth proportional to 38,492,456.80, 57,794,672.40 and 28,974,632.80 is: 43,504,092.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,492,456.80 : 57,794,672.40 = 28,974,632.80 : x
  2. Step 2: Convert to fraction form
    38,492,456.80/57,794,672.40 = 28,974,632.80/x
  3. Step 3: Cross multiply
    38,492,456.80x = 57,794,672.40 × 28,974,632.80
  4. Step 4: Simplify right side
    38,492,456.80x = 1,674,579,410,586,294.75
  5. Step 5: Solve for x
    x = 1,674,579,410,586,294.75/38,492,456.80
  6. Step 6: Final answer
    x = 43,504,092.74

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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.