Home / 12,853,994.64-17,722,372.68-9,410,256.96

Finding the Fourth Proportional to 12,853,994.64, 17,722,372.68 and 9,410,256.96

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Solution

The fourth proportional to 12,853,994.64, 17,722,372.68 and 9,410,256.96 is: 12,974,338.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,853,994.64 : 17,722,372.68 = 9,410,256.96 : x
  2. Step 2: Convert to fraction form
    12,853,994.64/17,722,372.68 = 9,410,256.96/x
  3. Step 3: Cross multiply
    12,853,994.64x = 17,722,372.68 × 9,410,256.96
  4. Step 4: Simplify right side
    12,853,994.64x = 166,772,080,859,683.88
  5. Step 5: Solve for x
    x = 166,772,080,859,683.88/12,853,994.64
  6. Step 6: Final answer
    x = 12,974,338.76

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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.