Home / 18,346,540.32-25,318,241.73-10,086,743.10

Finding the Fourth Proportional to 18,346,540.32, 25,318,241.73 and 10,086,743.10

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Solution

The fourth proportional to 18,346,540.32, 25,318,241.73 and 10,086,743.10 is: 13,919,714.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,346,540.32 : 25,318,241.73 = 10,086,743.10 : x
  2. Step 2: Convert to fraction form
    18,346,540.32/25,318,241.73 = 10,086,743.10/x
  3. Step 3: Cross multiply
    18,346,540.32x = 25,318,241.73 × 10,086,743.10
  4. Step 4: Simplify right side
    18,346,540.32x = 255,378,600,074,209.56
  5. Step 5: Solve for x
    x = 255,378,600,074,209.56/18,346,540.32
  6. Step 6: Final answer
    x = 13,919,714.32

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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.