Home / 9,331,716.64-12,793,781.96-9,161,655.52

Finding the Fourth Proportional to 9,331,716.64, 12,793,781.96 and 9,161,655.52

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Solution

The fourth proportional to 9,331,716.64, 12,793,781.96 and 9,161,655.52 is: 12,560,628.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331,716.64 : 12,793,781.96 = 9,161,655.52 : x
  2. Step 2: Convert to fraction form
    9,331,716.64/12,793,781.96 = 9,161,655.52/x
  3. Step 3: Cross multiply
    9,331,716.64x = 12,793,781.96 × 9,161,655.52
  4. Step 4: Simplify right side
    9,331,716.64x = 117,212,223,115,510.42
  5. Step 5: Solve for x
    x = 117,212,223,115,510.42/9,331,716.64
  6. Step 6: Final answer
    x = 12,560,628.19

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.