Home / 21,274,913.58-31,907,704.77-6,125,554.86

Finding the Fourth Proportional to 21,274,913.58, 31,907,704.77 and 6,125,554.86

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Solution

The fourth proportional to 21,274,913.58, 31,907,704.77 and 6,125,554.86 is: 9,186,988.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,274,913.58 : 31,907,704.77 = 6,125,554.86 : x
  2. Step 2: Convert to fraction form
    21,274,913.58/31,907,704.77 = 6,125,554.86/x
  3. Step 3: Cross multiply
    21,274,913.58x = 31,907,704.77 × 6,125,554.86
  4. Step 4: Simplify right side
    21,274,913.58x = 195,452,396,025,318.69
  5. Step 5: Solve for x
    x = 195,452,396,025,318.69/21,274,913.58
  6. Step 6: Final answer
    x = 9,186,988.95

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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.