Home / 11,807,354.41-17,671,036.82-7,261,286.72

Finding the Fourth Proportional to 11,807,354.41, 17,671,036.82 and 7,261,286.72

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Solution

The fourth proportional to 11,807,354.41, 17,671,036.82 and 7,261,286.72 is: 10,867,334.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,807,354.41 : 17,671,036.82 = 7,261,286.72 : x
  2. Step 2: Convert to fraction form
    11,807,354.41/17,671,036.82 = 7,261,286.72/x
  3. Step 3: Cross multiply
    11,807,354.41x = 17,671,036.82 × 7,261,286.72
  4. Step 4: Simplify right side
    11,807,354.41x = 128,314,464,865,035.42
  5. Step 5: Solve for x
    x = 128,314,464,865,035.42/11,807,354.41
  6. Step 6: Final answer
    x = 10,867,334.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.