Home / 27,957,124.92-38,580,464.57-15,397,938.44

Finding the Fourth Proportional to 27,957,124.92, 38,580,464.57 and 15,397,938.44

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Solution

The fourth proportional to 27,957,124.92, 38,580,464.57 and 15,397,938.44 is: 21,248,952.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,957,124.92 : 38,580,464.57 = 15,397,938.44 : x
  2. Step 2: Convert to fraction form
    27,957,124.92/38,580,464.57 = 15,397,938.44/x
  3. Step 3: Cross multiply
    27,957,124.92x = 38,580,464.57 × 15,397,938.44
  4. Step 4: Simplify right side
    27,957,124.92x = 594,059,618,310,245.75
  5. Step 5: Solve for x
    x = 594,059,618,310,245.75/27,957,124.92
  6. Step 6: Final answer
    x = 21,248,952.46

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1.5x scale

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.