Home / 19,936,374.40-29,918,558.40-8,584,969.60

Finding the Fourth Proportional to 19,936,374.40, 29,918,558.40 and 8,584,969.60

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Solution

The fourth proportional to 19,936,374.40, 29,918,558.40 and 8,584,969.60 is: 12,883,481.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936,374.40 : 29,918,558.40 = 8,584,969.60 : x
  2. Step 2: Convert to fraction form
    19,936,374.40/29,918,558.40 = 8,584,969.60/x
  3. Step 3: Cross multiply
    19,936,374.40x = 29,918,558.40 × 8,584,969.60
  4. Step 4: Simplify right side
    19,936,374.40x = 256,849,914,339,824.62
  5. Step 5: Solve for x
    x = 256,849,914,339,824.62/19,936,374.40
  6. Step 6: Final answer
    x = 12,883,481.68

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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.