Home / 7,949,246.40-11,923,869.60-7,335,136.80

Finding the Fourth Proportional to 7,949,246.40, 11,923,869.60 and 7,335,136.80

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Solution

The fourth proportional to 7,949,246.40, 11,923,869.60 and 7,335,136.80 is: 11,002,705.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,949,246.40 : 11,923,869.60 = 7,335,136.80 : x
  2. Step 2: Convert to fraction form
    7,949,246.40/11,923,869.60 = 7,335,136.80/x
  3. Step 3: Cross multiply
    7,949,246.40x = 11,923,869.60 × 7,335,136.80
  4. Step 4: Simplify right side
    7,949,246.40x = 87,463,214,701,361.28
  5. Step 5: Solve for x
    x = 87,463,214,701,361.28/7,949,246.40
  6. Step 6: Final answer
    x = 11,002,705.20

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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.