Home / 9,531,726.30-13,153,785.21-5,180,813.73

Finding the Fourth Proportional to 9,531,726.30, 13,153,785.21 and 5,180,813.73

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Solution

The fourth proportional to 9,531,726.30, 13,153,785.21 and 5,180,813.73 is: 7,149,524.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,531,726.30 : 13,153,785.21 = 5,180,813.73 : x
  2. Step 2: Convert to fraction form
    9,531,726.30/13,153,785.21 = 5,180,813.73/x
  3. Step 3: Cross multiply
    9,531,726.30x = 13,153,785.21 × 5,180,813.73
  4. Step 4: Simplify right side
    9,531,726.30x = 68,147,311,017,438.95
  5. Step 5: Solve for x
    x = 68,147,311,017,438.95/9,531,726.30
  6. Step 6: Final answer
    x = 7,149,524.53

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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.