Home / 11,780,246.40-17,670,369.60-8,756,937.60

Finding the Fourth Proportional to 11,780,246.40, 17,670,369.60 and 8,756,937.60

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Solution

The fourth proportional to 11,780,246.40, 17,670,369.60 and 8,756,937.60 is: 13,135,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,780,246.40 : 17,670,369.60 = 8,756,937.60 : x
  2. Step 2: Convert to fraction form
    11,780,246.40/17,670,369.60 = 8,756,937.60/x
  3. Step 3: Cross multiply
    11,780,246.40x = 17,670,369.60 × 8,756,937.60
  4. Step 4: Simplify right side
    11,780,246.40x = 154,738,323,956,136.97
  5. Step 5: Solve for x
    x = 154,738,323,956,136.97/11,780,246.40
  6. Step 6: Final answer
    x = 13,135,406.40

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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.