Home / 36,109,101.04-49,829,659.32-20,213,963.44

Finding the Fourth Proportional to 36,109,101.04, 49,829,659.32 and 20,213,963.44

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Solution

The fourth proportional to 36,109,101.04, 49,829,659.32 and 20,213,963.44 is: 27,894,765.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,109,101.04 : 49,829,659.32 = 20,213,963.44 : x
  2. Step 2: Convert to fraction form
    36,109,101.04/49,829,659.32 = 20,213,963.44/x
  3. Step 3: Cross multiply
    36,109,101.04x = 49,829,659.32 × 20,213,963.44
  4. Step 4: Simplify right side
    36,109,101.04x = 1,007,254,911,722,135.38
  5. Step 5: Solve for x
    x = 1,007,254,911,722,135.38/36,109,101.04
  6. Step 6: Final answer
    x = 27,894,765.66

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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.