Home / 29,077,067.52-40,128,242.52-16,691,170.82

Finding the Fourth Proportional to 29,077,067.52, 40,128,242.52 and 16,691,170.82

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Solution

The fourth proportional to 29,077,067.52, 40,128,242.52 and 16,691,170.82 is: 23,034,900.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,077,067.52 : 40,128,242.52 = 16,691,170.82 : x
  2. Step 2: Convert to fraction form
    29,077,067.52/40,128,242.52 = 16,691,170.82/x
  3. Step 3: Cross multiply
    29,077,067.52x = 40,128,242.52 × 16,691,170.82
  4. Step 4: Simplify right side
    29,077,067.52x = 669,787,350,607,707.38
  5. Step 5: Solve for x
    x = 669,787,350,607,707.38/29,077,067.52
  6. Step 6: Final answer
    x = 23,034,900.27

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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.