Home / 29,696,249.32-40,937,881.60-20,848,765.64

Finding the Fourth Proportional to 29,696,249.32, 40,937,881.60 and 20,848,765.64

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Solution

The fourth proportional to 29,696,249.32, 40,937,881.60 and 20,848,765.64 is: 28,741,148.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,696,249.32 : 40,937,881.60 = 20,848,765.64 : x
  2. Step 2: Convert to fraction form
    29,696,249.32/40,937,881.60 = 20,848,765.64/x
  3. Step 3: Cross multiply
    29,696,249.32x = 40,937,881.60 × 20,848,765.64
  4. Step 4: Simplify right side
    29,696,249.32x = 853,504,299,276,468.25
  5. Step 5: Solve for x
    x = 853,504,299,276,468.25/29,696,249.32
  6. Step 6: Final answer
    x = 28,741,148.09

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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.