Home / 9,117,615.25-12,573,781.82-7,263,195.88

Finding the Fourth Proportional to 9,117,615.25, 12,573,781.82 and 7,263,195.88

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Solution

The fourth proportional to 9,117,615.25, 12,573,781.82 and 7,263,195.88 is: 10,016,417.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,117,615.25 : 12,573,781.82 = 7,263,195.88 : x
  2. Step 2: Convert to fraction form
    9,117,615.25/12,573,781.82 = 7,263,195.88/x
  3. Step 3: Cross multiply
    9,117,615.25x = 12,573,781.82 × 7,263,195.88
  4. Step 4: Simplify right side
    9,117,615.25x = 91,325,840,311,042.91
  5. Step 5: Solve for x
    x = 91,325,840,311,042.91/9,117,615.25
  6. Step 6: Final answer
    x = 10,016,417.43

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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.