Home / 10,687,286.80-16,030,930.20-3,114,499.60

Finding the Fourth Proportional to 10,687,286.80, 16,030,930.20 and 3,114,499.60

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Solution

The fourth proportional to 10,687,286.80, 16,030,930.20 and 3,114,499.60 is: 4,671,749.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,687,286.80 : 16,030,930.20 = 3,114,499.60 : x
  2. Step 2: Convert to fraction form
    10,687,286.80/16,030,930.20 = 3,114,499.60/x
  3. Step 3: Cross multiply
    10,687,286.80x = 16,030,930.20 × 3,114,499.60
  4. Step 4: Simplify right side
    10,687,286.80x = 49,928,325,695,527.92
  5. Step 5: Solve for x
    x = 49,928,325,695,527.92/10,687,286.80
  6. Step 6: Final answer
    x = 4,671,749.40

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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.