Home / 12,216,416.88-16,850,908.29-7,504,750.56

Finding the Fourth Proportional to 12,216,416.88, 16,850,908.29 and 7,504,750.56

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Solution

The fourth proportional to 12,216,416.88, 16,850,908.29 and 7,504,750.56 is: 10,351,796.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,216,416.88 : 16,850,908.29 = 7,504,750.56 : x
  2. Step 2: Convert to fraction form
    12,216,416.88/16,850,908.29 = 7,504,750.56/x
  3. Step 3: Cross multiply
    12,216,416.88x = 16,850,908.29 × 7,504,750.56
  4. Step 4: Simplify right side
    12,216,416.88x = 126,461,863,425,886.12
  5. Step 5: Solve for x
    x = 126,461,863,425,886.12/12,216,416.88
  6. Step 6: Final answer
    x = 10,351,796.66

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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.