Home / 53,165,433.25-73,368,363.51-28,719,147.25

Finding the Fourth Proportional to 53,165,433.25, 73,368,363.51 and 28,719,147.25

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Solution

The fourth proportional to 53,165,433.25, 73,368,363.51 and 28,719,147.25 is: 39,632,458.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,165,433.25 : 73,368,363.51 = 28,719,147.25 : x
  2. Step 2: Convert to fraction form
    53,165,433.25/73,368,363.51 = 28,719,147.25/x
  3. Step 3: Cross multiply
    53,165,433.25x = 73,368,363.51 × 28,719,147.25
  4. Step 4: Simplify right side
    53,165,433.25x = 2,107,076,835,135,217
  5. Step 5: Solve for x
    x = 2,107,076,835,135,217/53,165,433.25
  6. Step 6: Final answer
    x = 39,632,458.65

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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.