Home / 9,117,613.75-12,573,779.75-7,263,194.38

Finding the Fourth Proportional to 9,117,613.75, 12,573,779.75 and 7,263,194.38

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Solution

The fourth proportional to 9,117,613.75, 12,573,779.75 and 7,263,194.38 is: 10,016,415.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,117,613.75 : 12,573,779.75 = 7,263,194.38 : x
  2. Step 2: Convert to fraction form
    9,117,613.75/12,573,779.75 = 7,263,194.38/x
  3. Step 3: Cross multiply
    9,117,613.75x = 12,573,779.75 × 7,263,194.38
  4. Step 4: Simplify right side
    9,117,613.75x = 91,325,806,392,723.09
  5. Step 5: Solve for x
    x = 91,325,806,392,723.09/9,117,613.75
  6. Step 6: Final answer
    x = 10,016,415.36

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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.