Home / 27,957,125.16-38,580,464.85-15,397,938.64

Finding the Fourth Proportional to 27,957,125.16, 38,580,464.85 and 15,397,938.64

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Solution

The fourth proportional to 27,957,125.16, 38,580,464.85 and 15,397,938.64 is: 21,248,952.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,957,125.16 : 38,580,464.85 = 15,397,938.64 : x
  2. Step 2: Convert to fraction form
    27,957,125.16/38,580,464.85 = 15,397,938.64/x
  3. Step 3: Cross multiply
    27,957,125.16x = 38,580,464.85 × 15,397,938.64
  4. Step 4: Simplify right side
    27,957,125.16x = 594,059,630,312,323.25
  5. Step 5: Solve for x
    x = 594,059,630,312,323.25/27,957,125.16
  6. Step 6: Final answer
    x = 21,248,952.71

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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.