Home / 12,723,177.52-17,556,674.16-7,565,542.48

Finding the Fourth Proportional to 12,723,177.52, 17,556,674.16 and 7,565,542.48

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Solution

The fourth proportional to 12,723,177.52, 17,556,674.16 and 7,565,542.48 is: 10,439,669.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,723,177.52 : 17,556,674.16 = 7,565,542.48 : x
  2. Step 2: Convert to fraction form
    12,723,177.52/17,556,674.16 = 7,565,542.48/x
  3. Step 3: Cross multiply
    12,723,177.52x = 17,556,674.16 × 7,565,542.48
  4. Step 4: Simplify right side
    12,723,177.52x = 132,825,764,164,998.33
  5. Step 5: Solve for x
    x = 132,825,764,164,998.33/12,723,177.52
  6. Step 6: Final answer
    x = 10,439,669.18

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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.