Home / 11,819,937.67-16,310,811.23-6,857,994.60

Finding the Fourth Proportional to 11,819,937.67, 16,310,811.23 and 6,857,994.60

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Solution

The fourth proportional to 11,819,937.67, 16,310,811.23 and 6,857,994.60 is: 9,463,624.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,819,937.67 : 16,310,811.23 = 6,857,994.60 : x
  2. Step 2: Convert to fraction form
    11,819,937.67/16,310,811.23 = 6,857,994.60/x
  3. Step 3: Cross multiply
    11,819,937.67x = 16,310,811.23 × 6,857,994.60
  4. Step 4: Simplify right side
    11,819,937.67x = 111,859,455,336,959.36
  5. Step 5: Solve for x
    x = 111,859,455,336,959.36/11,819,937.67
  6. Step 6: Final answer
    x = 9,463,624.81

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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.