Home / 19,936,037.70-29,904,056.55-12,283,287.30

Finding the Fourth Proportional to 19,936,037.70, 29,904,056.55 and 12,283,287.30

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Solution

The fourth proportional to 19,936,037.70, 29,904,056.55 and 12,283,287.30 is: 18,424,930.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936,037.70 : 29,904,056.55 = 12,283,287.30 : x
  2. Step 2: Convert to fraction form
    19,936,037.70/29,904,056.55 = 12,283,287.30/x
  3. Step 3: Cross multiply
    19,936,037.70x = 29,904,056.55 × 12,283,287.30
  4. Step 4: Simplify right side
    19,936,037.70x = 367,320,118,039,096.88
  5. Step 5: Solve for x
    x = 367,320,118,039,096.88/19,936,037.70
  6. Step 6: Final answer
    x = 18,424,930.95

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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.