Home / 11,504,945.88-15,882,573.42-7,155,434.34

Finding the Fourth Proportional to 11,504,945.88, 15,882,573.42 and 7,155,434.34

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Solution

The fourth proportional to 11,504,945.88, 15,882,573.42 and 7,155,434.34 is: 9,878,074.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,504,945.88 : 15,882,573.42 = 7,155,434.34 : x
  2. Step 2: Convert to fraction form
    11,504,945.88/15,882,573.42 = 7,155,434.34/x
  3. Step 3: Cross multiply
    11,504,945.88x = 15,882,573.42 × 7,155,434.34
  4. Step 4: Simplify right side
    11,504,945.88x = 113,646,711,257,039.23
  5. Step 5: Solve for x
    x = 113,646,711,257,039.23/11,504,945.88
  6. Step 6: Final answer
    x = 9,878,074.39

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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.